397697924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{85933}}^1$

素因数の和:86039

約数の個数: 24

約数和(自身を含む): 757937880

約数和(自身を除く): 360239956

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 85933, 171866, 343732, 1117129, 2234258, 4468516, 7648037, 15296074, 30592148, 99424481, 198848962, 397697924]

約数ペア:

[(1, 397697924), (2, 198848962), (4, 99424481), (13, 30592148), (26, 15296074), (52, 7648037), (89, 4468516), (178, 2234258), (356, 1117129), (1157, 343732), (2314, 171866), (4628, 85933)]