17904327

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1951}}^1$

素因数の和:2003

約数の個数: 32

約数和(自身を含む): 29982720

約数和(自身を除く): 12078393

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 1951, 3059, 5853, 9177, 13657, 37069, 40971, 44873, 111207, 134619, 259483, 314111, 778449, 852587, 942333, 2557761, 5968109, 17904327]

約数ペア:

[(1, 17904327), (3, 5968109), (7, 2557761), (19, 942333), (21, 852587), (23, 778449), (57, 314111), (69, 259483), (133, 134619), (161, 111207), (399, 44873), (437, 40971), (483, 37069), (1311, 13657), (1951, 9177), (3059, 5853)]