388655897

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{773}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 468709632

約数和(自身を除く): 80053735

約数列:

[1, 7, 31, 49, 217, 331, 773, 1519, 2317, 5411, 10261, 16219, 23963, 37877, 71827, 167741, 255863, 502789, 1174187, 1791041, 7931753, 12537287, 55522271, 388655897]

約数ペア:

[(1, 388655897), (7, 55522271), (31, 12537287), (49, 7931753), (217, 1791041), (331, 1174187), (773, 502789), (1519, 255863), (2317, 167741), (5411, 71827), (10261, 37877), (16219, 23963)]