315744915

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{997}}^1$

素因数の和:1539

約数の個数: 32

約数和(自身を含む): 518512896

約数和(自身を除く): 202767981

約数列:

[1, 3, 5, 15, 43, 129, 215, 491, 645, 997, 1473, 2455, 2991, 4985, 7365, 14955, 21113, 42871, 63339, 105565, 128613, 214355, 316695, 489527, 643065, 1468581, 2447635, 7342905, 21049661, 63148983, 105248305, 315744915]

約数ペア:

[(1, 315744915), (3, 105248305), (5, 63148983), (15, 21049661), (43, 7342905), (129, 2447635), (215, 1468581), (491, 643065), (645, 489527), (997, 316695), (1473, 214355), (2455, 128613), (2991, 105565), (4985, 63339), (7365, 42871), (14955, 21113)]