31428796

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3911}}^1$

素因数の和:3970

約数の個数: 36

約数和(自身を含む): 65557296

約数和(自身を除く): 34128500

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 3911, 4018, 7822, 8036, 15644, 27377, 54754, 109508, 160351, 191639, 320702, 383278, 641404, 766556, 1122457, 2244914, 4489828, 7857199, 15714398, 31428796]

約数ペア:

[(1, 31428796), (2, 15714398), (4, 7857199), (7, 4489828), (14, 2244914), (28, 1122457), (41, 766556), (49, 641404), (82, 383278), (98, 320702), (164, 191639), (196, 160351), (287, 109508), (574, 54754), (1148, 27377), (2009, 15644), (3911, 8036), (4018, 7822)]