989120158

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{229}}^1\times {\mathrm{983}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 1615924800

約数和(自身を除く): 626804642

約数列:

[1, 2, 13, 26, 169, 229, 338, 458, 983, 1966, 2197, 2977, 4394, 5954, 12779, 25558, 38701, 77402, 166127, 225107, 332254, 450214, 503113, 1006226, 2159651, 2926391, 4319302, 5852782, 38043083, 76086166, 494560079, 989120158]

約数ペア:

[(1, 989120158), (2, 494560079), (13, 76086166), (26, 38043083), (169, 5852782), (229, 4319302), (338, 2926391), (458, 2159651), (983, 1006226), (1966, 503113), (2197, 450214), (2977, 332254), (4394, 225107), (5954, 166127), (12779, 77402), (25558, 38701)]