311949495

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{113}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 665915040

約数和(自身を除く): 353965545

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 113, 117, 121, 135, 143, 165, 169, 195, 297, 339, 351, 363, 429, 495, 507, 565, 585, 605, 715, 845, 1017, 1089, 1243, 1287, 1469, 1485, 1521, 1573, 1695, 1755, 1815, 1859, 2145, 2535, 3051, 3267, 3729, 3861, 4407, 4563, 4719, 5085, 5445, 5577, 6215, 6435, 7345, 7605, 7865, 9295, 11187, 13221, 13673, 14157, 15255, 16159, 16335, 16731, 18645, 19097, 19305, 20449, 22035, 22815, 23595, 27885, 33561, 39663, 41019, 42471, 48477, 50193, 55935, 57291, 61347, 66105, 68365, 70785, 80795, 83655, 95485, 102245, 123057, 145431, 167805, 171873, 177749, 184041, 198315, 205095, 210067, 212355, 242385, 250965, 286455, 306735, 369171, 436293, 515619, 533247, 552123, 615285, 630201, 727155, 859365, 888745, 920205, 1050335, 1599741, 1845855, 1890603, 2181465, 2310737, 2578095, 2666235, 2760615, 3151005, 4799223, 5671809, 6932211, 7998705, 9453015, 11553685, 20796633, 23996115, 28359045, 34661055, 62389899, 103983165, 311949495]

約数ペア:

[(1, 311949495), (3, 103983165), (5, 62389899), (9, 34661055), (11, 28359045), (13, 23996115), (15, 20796633), (27, 11553685), (33, 9453015), (39, 7998705), (45, 6932211), (55, 5671809), (65, 4799223), (99, 3151005), (113, 2760615), (117, 2666235), (121, 2578095), (135, 2310737), (143, 2181465), (165, 1890603), (169, 1845855), (195, 1599741), (297, 1050335), (339, 920205), (351, 888745), (363, 859365), (429, 727155), (495, 630201), (507, 615285), (565, 552123), (585, 533247), (605, 515619), (715, 436293), (845, 369171), (1017, 306735), (1089, 286455), (1243, 250965), (1287, 242385), (1469, 212355), (1485, 210067), (1521, 205095), (1573, 198315), (1695, 184041), (1755, 177749), (1815, 171873), (1859, 167805), (2145, 145431), (2535, 123057), (3051, 102245), (3267, 95485), (3729, 83655), (3861, 80795), (4407, 70785), (4563, 68365), (4719, 66105), (5085, 61347), (5445, 57291), (5577, 55935), (6215, 50193), (6435, 48477), (7345, 42471), (7605, 41019), (7865, 39663), (9295, 33561), (11187, 27885), (13221, 23595), (13673, 22815), (14157, 22035), (15255, 20449), (16159, 19305), (16335, 19097), (16731, 18645)]