173672390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{739}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 318401280

約数和(自身を除く): 144728890

約数列:

[1, 2, 5, 10, 71, 142, 331, 355, 662, 710, 739, 1478, 1655, 3310, 3695, 7390, 23501, 47002, 52469, 104938, 117505, 235010, 244609, 262345, 489218, 524690, 1223045, 2446090, 17367239, 34734478, 86836195, 173672390]

約数ペア:

[(1, 173672390), (2, 86836195), (5, 34734478), (10, 17367239), (71, 2446090), (142, 1223045), (331, 524690), (355, 489218), (662, 262345), (710, 244609), (739, 235010), (1478, 117505), (1655, 104938), (3310, 52469), (3695, 47002), (7390, 23501)]