17192217

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 27258880

約数和(自身を除く): 10066663

約数列:

[1, 3, 7, 21, 43, 79, 129, 237, 241, 301, 553, 723, 903, 1659, 1687, 3397, 5061, 10191, 10363, 19039, 23779, 31089, 57117, 71337, 72541, 133273, 217623, 399819, 818677, 2456031, 5730739, 17192217]

約数ペア:

[(1, 17192217), (3, 5730739), (7, 2456031), (21, 818677), (43, 399819), (79, 217623), (129, 133273), (237, 72541), (241, 71337), (301, 57117), (553, 31089), (723, 23779), (903, 19039), (1659, 10363), (1687, 10191), (3397, 5061)]