157399718

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 288108576

約数和(自身を除く): 130708858

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 322, 371, 401, 529, 742, 802, 1058, 1219, 2438, 2807, 3703, 5614, 7406, 8533, 9223, 17066, 18446, 21253, 28037, 42506, 56074, 64561, 129122, 148771, 196259, 212129, 297542, 392518, 424258, 488819, 977638, 1484903, 2969806, 3421733, 6843466, 11242837, 22485674, 78699859, 157399718]

約数ペア:

[(1, 157399718), (2, 78699859), (7, 22485674), (14, 11242837), (23, 6843466), (46, 3421733), (53, 2969806), (106, 1484903), (161, 977638), (322, 488819), (371, 424258), (401, 392518), (529, 297542), (742, 212129), (802, 196259), (1058, 148771), (1219, 129122), (2438, 64561), (2807, 56074), (3703, 42506), (5614, 28037), (7406, 21253), (8533, 18446), (9223, 17066)]