315656211

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 461583360

約数和(自身を除く): 145927149

約数列:

[1, 3, 13, 39, 89, 211, 267, 431, 633, 1157, 1293, 2743, 3471, 5603, 8229, 16809, 18779, 38359, 56337, 90941, 115077, 244127, 272823, 498667, 732381, 1182233, 1496001, 3546699, 8093749, 24281247, 105218737, 315656211]

約数ペア:

[(1, 315656211), (3, 105218737), (13, 24281247), (39, 8093749), (89, 3546699), (211, 1496001), (267, 1182233), (431, 732381), (633, 498667), (1157, 272823), (1293, 244127), (2743, 115077), (3471, 90941), (5603, 56337), (8229, 38359), (16809, 18779)]