393103688

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{4937}}^1$

素因数の和:5249

約数の個数: 32

約数和(自身を含む): 759958200

約数和(自身を除く): 366854512

約数列:

[1, 2, 4, 8, 37, 74, 148, 269, 296, 538, 1076, 2152, 4937, 9874, 9953, 19748, 19906, 39496, 39812, 79624, 182669, 365338, 730676, 1328053, 1461352, 2656106, 5312212, 10624424, 49137961, 98275922, 196551844, 393103688]

約数ペア:

[(1, 393103688), (2, 196551844), (4, 98275922), (8, 49137961), (37, 10624424), (74, 5312212), (148, 2656106), (269, 1461352), (296, 1328053), (538, 730676), (1076, 365338), (2152, 182669), (4937, 79624), (9874, 39812), (9953, 39496), (19748, 19906)]