131238478

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 228811968

約数和(自身を除く): 97573490

約数列:

[1, 2, 7, 14, 97, 194, 241, 401, 482, 679, 802, 1358, 1687, 2807, 3374, 5614, 23377, 38897, 46754, 77794, 96641, 163639, 193282, 272279, 327278, 544558, 676487, 1352974, 9374177, 18748354, 65619239, 131238478]

約数ペア:

[(1, 131238478), (2, 65619239), (7, 18748354), (14, 9374177), (97, 1352974), (194, 676487), (241, 544558), (401, 327278), (482, 272279), (679, 193282), (802, 163639), (1358, 96641), (1687, 77794), (2807, 46754), (3374, 38897), (5614, 23377)]