15411970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 32799168

約数和(自身を除く): 17387198

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 443, 490, 497, 710, 886, 994, 2215, 2485, 3101, 3479, 4430, 4970, 6202, 6958, 15505, 17395, 21707, 31010, 31453, 34790, 43414, 62906, 108535, 157265, 217070, 220171, 314530, 440342, 1100855, 1541197, 2201710, 3082394, 7705985, 15411970]

約数ペア:

[(1, 15411970), (2, 7705985), (5, 3082394), (7, 2201710), (10, 1541197), (14, 1100855), (35, 440342), (49, 314530), (70, 220171), (71, 217070), (98, 157265), (142, 108535), (245, 62906), (355, 43414), (443, 34790), (490, 31453), (497, 31010), (710, 21707), (886, 17395), (994, 15505), (2215, 6958), (2485, 6202), (3101, 4970), (3479, 4430)]