221738510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{47279}}^1$

素因数の和:47360

約数の個数: 32

約数和(自身を含む): 462965760

約数和(自身を除く): 241227250

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 47279, 94558, 236395, 330953, 472790, 661906, 1654765, 3167693, 3309530, 6335386, 15838465, 22173851, 31676930, 44347702, 110869255, 221738510]

約数ペア:

[(1, 221738510), (2, 110869255), (5, 44347702), (7, 31676930), (10, 22173851), (14, 15838465), (35, 6335386), (67, 3309530), (70, 3167693), (134, 1654765), (335, 661906), (469, 472790), (670, 330953), (938, 236395), (2345, 94558), (4690, 47279)]