521738694

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:534

約数の個数: 72

約数和(自身を含む): 1188580536

約数和(自身を除く): 666841842

約数列:

[1, 2, 3, 6, 9, 18, 41, 43, 82, 86, 123, 129, 246, 258, 369, 387, 401, 738, 774, 802, 1203, 1681, 1763, 2406, 3362, 3526, 3609, 5043, 5289, 7218, 10086, 10578, 15129, 15867, 16441, 17243, 30258, 31734, 32882, 34486, 49323, 51729, 72283, 98646, 103458, 144566, 147969, 155187, 216849, 295938, 310374, 433698, 650547, 674081, 706963, 1301094, 1348162, 1413926, 2022243, 2120889, 4044486, 4241778, 6066729, 6362667, 12133458, 12725334, 28985483, 57970966, 86956449, 173912898, 260869347, 521738694]

約数ペア:

[(1, 521738694), (2, 260869347), (3, 173912898), (6, 86956449), (9, 57970966), (18, 28985483), (41, 12725334), (43, 12133458), (82, 6362667), (86, 6066729), (123, 4241778), (129, 4044486), (246, 2120889), (258, 2022243), (369, 1413926), (387, 1348162), (401, 1301094), (738, 706963), (774, 674081), (802, 650547), (1203, 433698), (1681, 310374), (1763, 295938), (2406, 216849), (3362, 155187), (3526, 147969), (3609, 144566), (5043, 103458), (5289, 98646), (7218, 72283), (10086, 51729), (10578, 49323), (15129, 34486), (15867, 32882), (16441, 31734), (17243, 30258)]