31215635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 42653952

約数和(自身を除く): 11438317

約数列:

[1, 5, 11, 43, 55, 67, 197, 215, 335, 473, 737, 985, 2167, 2365, 2881, 3685, 8471, 10835, 13199, 14405, 31691, 42355, 65995, 93181, 145189, 158455, 465905, 567557, 725945, 2837785, 6243127, 31215635]

約数ペア:

[(1, 31215635), (5, 6243127), (11, 2837785), (43, 725945), (55, 567557), (67, 465905), (197, 158455), (215, 145189), (335, 93181), (473, 65995), (737, 42355), (985, 31691), (2167, 14405), (2365, 13199), (2881, 10835), (3685, 8471)]