157899364

素因数分解:

$2^2\times 7^4\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 60

約数和(自身を含む): 331044588

約数和(自身を除く): 173145224

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 343, 401, 574, 686, 802, 1148, 1372, 1604, 2009, 2401, 2807, 4018, 4802, 5614, 8036, 9604, 11228, 14063, 16441, 19649, 28126, 32882, 39298, 56252, 65764, 78596, 98441, 115087, 137543, 196882, 230174, 275086, 393764, 460348, 550172, 805609, 962801, 1611218, 1925602, 3222436, 3851204, 5639263, 11278526, 22557052, 39474841, 78949682, 157899364]

約数ペア:

[(1, 157899364), (2, 78949682), (4, 39474841), (7, 22557052), (14, 11278526), (28, 5639263), (41, 3851204), (49, 3222436), (82, 1925602), (98, 1611218), (164, 962801), (196, 805609), (287, 550172), (343, 460348), (401, 393764), (574, 275086), (686, 230174), (802, 196882), (1148, 137543), (1372, 115087), (1604, 98441), (2009, 78596), (2401, 65764), (2807, 56252), (4018, 39298), (4802, 32882), (5614, 28126), (8036, 19649), (9604, 16441), (11228, 14063)]