77998754

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 127526400

約数和(自身を除く): 49527646

約数列:

[1, 2, 17, 34, 71, 79, 142, 158, 409, 818, 1207, 1343, 2414, 2686, 5609, 6953, 11218, 13906, 29039, 32311, 58078, 64622, 95353, 190706, 493663, 549287, 987326, 1098574, 2294081, 4588162, 38999377, 77998754]

約数ペア:

[(1, 77998754), (2, 38999377), (17, 4588162), (34, 2294081), (71, 1098574), (79, 987326), (142, 549287), (158, 493663), (409, 190706), (818, 95353), (1207, 64622), (1343, 58078), (2414, 32311), (2686, 29039), (5609, 13906), (6953, 11218)]