31720668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 85559040

約数和(自身を除く): 53838372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 3738, 4243, 7476, 8486, 12729, 16972, 25458, 29701, 50916, 59402, 89103, 118804, 178206, 356412, 377627, 755254, 1132881, 1510508, 2265762, 2643389, 4531524, 5286778, 7930167, 10573556, 15860334, 31720668]

約数ペア:

[(1, 31720668), (2, 15860334), (3, 10573556), (4, 7930167), (6, 5286778), (7, 4531524), (12, 2643389), (14, 2265762), (21, 1510508), (28, 1132881), (42, 755254), (84, 377627), (89, 356412), (178, 178206), (267, 118804), (356, 89103), (534, 59402), (623, 50916), (1068, 29701), (1246, 25458), (1869, 16972), (2492, 12729), (3738, 8486), (4243, 7476)]