1330941755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 1962565200

約数和(自身を除く): 631623445

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 149, 155, 169, 341, 403, 715, 745, 845, 961, 1639, 1705, 1859, 1937, 2015, 4433, 4619, 4805, 5239, 8195, 9295, 9685, 10571, 12493, 21307, 22165, 23095, 25181, 26195, 50809, 52855, 57629, 60047, 62465, 106535, 125905, 137423, 143189, 162409, 254045, 276991, 288145, 300235, 660517, 687115, 715945, 780611, 812045, 1384955, 1575079, 1786499, 1861457, 3302585, 3903055, 7875395, 8586721, 8932495, 9307285, 20476027, 24198941, 42933605, 102380135, 120994705, 266188351, 1330941755]

約数ペア:

[(1, 1330941755), (5, 266188351), (11, 120994705), (13, 102380135), (31, 42933605), (55, 24198941), (65, 20476027), (143, 9307285), (149, 8932495), (155, 8586721), (169, 7875395), (341, 3903055), (403, 3302585), (715, 1861457), (745, 1786499), (845, 1575079), (961, 1384955), (1639, 812045), (1705, 780611), (1859, 715945), (1937, 687115), (2015, 660517), (4433, 300235), (4619, 288145), (4805, 276991), (5239, 254045), (8195, 162409), (9295, 143189), (9685, 137423), (10571, 125905), (12493, 106535), (21307, 62465), (22165, 60047), (23095, 57629), (25181, 52855), (26195, 50809)]