1900547721

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{827}}^1\times {\mathrm{8237}}^1$

素因数の和:9101

約数の個数: 24

約数和(自身を含む): 2837562624

約数和(自身を除く): 937014903

約数列:

[1, 3, 9, 31, 93, 279, 827, 2481, 7443, 8237, 24711, 25637, 74133, 76911, 230733, 255347, 766041, 2298123, 6811999, 20435997, 61307991, 211171969, 633515907, 1900547721]

約数ペア:

[(1, 1900547721), (3, 633515907), (9, 211171969), (31, 61307991), (93, 20435997), (279, 6811999), (827, 2298123), (2481, 766041), (7443, 255347), (8237, 230733), (24711, 76911), (25637, 74133)]