4720815

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2$

素因数の和:70

約数の個数: 72

約数和(自身を含む): 9799440

約数和(自身を除く): 5078625

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 85, 99, 121, 135, 153, 165, 187, 255, 289, 297, 363, 459, 495, 561, 605, 765, 867, 935, 1089, 1445, 1485, 1683, 1815, 2057, 2295, 2601, 2805, 3179, 3267, 4335, 5049, 5445, 6171, 7803, 8415, 9537, 10285, 13005, 15895, 16335, 18513, 25245, 28611, 30855, 34969, 39015, 47685, 55539, 85833, 92565, 104907, 143055, 174845, 277695, 314721, 429165, 524535, 944163, 1573605, 4720815]

約数ペア:

[(1, 4720815), (3, 1573605), (5, 944163), (9, 524535), (11, 429165), (15, 314721), (17, 277695), (27, 174845), (33, 143055), (45, 104907), (51, 92565), (55, 85833), (85, 55539), (99, 47685), (121, 39015), (135, 34969), (153, 30855), (165, 28611), (187, 25245), (255, 18513), (289, 16335), (297, 15895), (363, 13005), (459, 10285), (495, 9537), (561, 8415), (605, 7803), (765, 6171), (867, 5445), (935, 5049), (1089, 4335), (1445, 3267), (1485, 3179), (1683, 2805), (1815, 2601), (2057, 2295)]