17188521

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1873}}^1$

素因数の和:1925

約数の個数: 32

約数和(自身を含む): 28784640

約数和(自身を除く): 11596119

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 1873, 3059, 5619, 9177, 13111, 35587, 39333, 43079, 106761, 129237, 249109, 301553, 747327, 818501, 904659, 2455503, 5729507, 17188521]

約数ペア:

[(1, 17188521), (3, 5729507), (7, 2455503), (19, 904659), (21, 818501), (23, 747327), (57, 301553), (69, 249109), (133, 129237), (161, 106761), (399, 43079), (437, 39333), (483, 35587), (1311, 13111), (1873, 9177), (3059, 5619)]