218218766

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 353590272

約数和(自身を除く): 135371506

約数列:

[1, 2, 17, 34, 97, 127, 194, 254, 521, 1042, 1649, 2159, 3298, 4318, 8857, 12319, 17714, 24638, 50537, 66167, 101074, 132334, 209423, 418846, 859129, 1124839, 1718258, 2249678, 6418199, 12836398, 109109383, 218218766]

約数ペア:

[(1, 218218766), (2, 109109383), (17, 12836398), (34, 6418199), (97, 2249678), (127, 1718258), (194, 1124839), (254, 859129), (521, 418846), (1042, 209423), (1649, 132334), (2159, 101074), (3298, 66167), (4318, 50537), (8857, 24638), (12319, 17714)]