405493144

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1433}}^1$

素因数の和:1640

約数の個数: 64

約数和(自身を含む): 903075840

約数和(自身を除く): 497582696

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 163, 217, 248, 326, 434, 652, 868, 1141, 1304, 1433, 1736, 2282, 2866, 4564, 5053, 5732, 9128, 10031, 10106, 11464, 20062, 20212, 35371, 40124, 40424, 44423, 70742, 80248, 88846, 141484, 177692, 233579, 282968, 310961, 355384, 467158, 621922, 934316, 1243844, 1635053, 1868632, 2487688, 3270106, 6540212, 7240949, 13080424, 14481898, 28963796, 50686643, 57927592, 101373286, 202746572, 405493144]

約数ペア:

[(1, 405493144), (2, 202746572), (4, 101373286), (7, 57927592), (8, 50686643), (14, 28963796), (28, 14481898), (31, 13080424), (56, 7240949), (62, 6540212), (124, 3270106), (163, 2487688), (217, 1868632), (248, 1635053), (326, 1243844), (434, 934316), (652, 621922), (868, 467158), (1141, 355384), (1304, 310961), (1433, 282968), (1736, 233579), (2282, 177692), (2866, 141484), (4564, 88846), (5053, 80248), (5732, 70742), (9128, 44423), (10031, 40424), (10106, 40124), (11464, 35371), (20062, 20212)]