31943121

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 50239488

約数和(自身を除く): 18296367

約数列:

[1, 3, 7, 21, 67, 73, 201, 219, 311, 469, 511, 933, 1407, 1533, 2177, 4891, 6531, 14673, 20837, 22703, 34237, 62511, 68109, 102711, 145859, 158921, 437577, 476763, 1521101, 4563303, 10647707, 31943121]

約数ペア:

[(1, 31943121), (3, 10647707), (7, 4563303), (21, 1521101), (67, 476763), (73, 437577), (201, 158921), (219, 145859), (311, 102711), (469, 68109), (511, 62511), (933, 34237), (1407, 22703), (1533, 20837), (2177, 14673), (4891, 6531)]