157192005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{997}}^1$

素因数の和:1485

約数の個数: 32

約数和(自身を含む): 263280384

約数和(自身を除く): 106088379

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 457, 997, 1371, 2285, 2991, 4985, 6855, 10511, 14955, 22931, 31533, 52555, 68793, 114655, 157665, 343965, 455629, 1366887, 2278145, 6834435, 10479467, 31438401, 52397335, 157192005]

約数ペア:

[(1, 157192005), (3, 52397335), (5, 31438401), (15, 10479467), (23, 6834435), (69, 2278145), (115, 1366887), (345, 455629), (457, 343965), (997, 157665), (1371, 114655), (2285, 68793), (2991, 52555), (4985, 31533), (6855, 22931), (10511, 14955)]