388264636

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{15361}}^1$

素因数の和:15525

約数の個数: 24

約数和(自身を含む): 696820320

約数和(自身を除く): 308555684

約数列:

[1, 2, 4, 71, 89, 142, 178, 284, 356, 6319, 12638, 15361, 25276, 30722, 61444, 1090631, 1367129, 2181262, 2734258, 4362524, 5468516, 97066159, 194132318, 388264636]

約数ペア:

[(1, 388264636), (2, 194132318), (4, 97066159), (71, 5468516), (89, 4362524), (142, 2734258), (178, 2181262), (284, 1367129), (356, 1090631), (6319, 61444), (12638, 30722), (15361, 25276)]