157315431

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 264757248

約数和(自身を除く): 107441817

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 191, 273, 431, 573, 637, 1293, 1337, 1911, 2483, 3017, 4011, 5603, 7449, 9051, 9359, 16809, 17381, 21119, 28077, 39221, 52143, 63357, 82321, 117663, 121667, 246963, 274547, 365001, 576247, 823641, 1070173, 1728741, 3210519, 4033729, 7491211, 12101187, 22473633, 52438477, 157315431]

約数ペア:

[(1, 157315431), (3, 52438477), (7, 22473633), (13, 12101187), (21, 7491211), (39, 4033729), (49, 3210519), (91, 1728741), (147, 1070173), (191, 823641), (273, 576247), (431, 365001), (573, 274547), (637, 246963), (1293, 121667), (1337, 117663), (1911, 82321), (2483, 63357), (3017, 52143), (4011, 39221), (5603, 28077), (7449, 21119), (9051, 17381), (9359, 16809)]