290872318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{11527}}^1$

素因数の和:11608

約数の個数: 32

約数和(自身を含む): 504649728

約数和(自身を除く): 213777410

約数列:

[1, 2, 11, 22, 31, 37, 62, 74, 341, 407, 682, 814, 1147, 2294, 11527, 12617, 23054, 25234, 126797, 253594, 357337, 426499, 714674, 852998, 3930707, 4691489, 7861414, 9382978, 13221469, 26442938, 145436159, 290872318]

約数ペア:

[(1, 290872318), (2, 145436159), (11, 26442938), (22, 13221469), (31, 9382978), (37, 7861414), (62, 4691489), (74, 3930707), (341, 852998), (407, 714674), (682, 426499), (814, 357337), (1147, 253594), (2294, 126797), (11527, 25234), (12617, 23054)]