399991832006

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{1229}}^1\times {\mathrm{962903}}^1$

素因数の和:964160

約数の個数: 24

約数和(自身を含む): 650220184080

約数和(自身を除く): 250228352074

約数列:

[1, 2, 13, 26, 169, 338, 1229, 2458, 15977, 31954, 207701, 415402, 962903, 1925806, 12517739, 25035478, 162730607, 325461214, 1183407787, 2366815574, 15384301231, 30768602462, 199995916003, 399991832006]

約数ペア:

[(1, 399991832006), (2, 199995916003), (13, 30768602462), (26, 15384301231), (169, 2366815574), (338, 1183407787), (1229, 325461214), (2458, 162730607), (15977, 25035478), (31954, 12517739), (207701, 1925806), (415402, 962903)]