349748945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{1279}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 517816320

約数和(自身を除く): 168067375

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 601, 1279, 3005, 4207, 6395, 7813, 8953, 16627, 21035, 39065, 44765, 54691, 83135, 116389, 273455, 581945, 768679, 3843395, 5380753, 9992827, 26903765, 49964135, 69949789, 349748945]

約数ペア:

[(1, 349748945), (5, 69949789), (7, 49964135), (13, 26903765), (35, 9992827), (65, 5380753), (91, 3843395), (455, 768679), (601, 581945), (1279, 273455), (3005, 116389), (4207, 83135), (6395, 54691), (7813, 44765), (8953, 39065), (16627, 21035)]