15521870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 35392896

約数和(自身を除く): 19871026

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 65, 70, 74, 91, 130, 182, 185, 259, 370, 455, 461, 481, 518, 910, 922, 962, 1295, 2305, 2405, 2590, 3227, 3367, 4610, 4810, 5993, 6454, 6734, 11986, 16135, 16835, 17057, 29965, 32270, 33670, 34114, 41951, 59930, 83902, 85285, 119399, 170570, 209755, 221741, 238798, 419510, 443482, 596995, 1108705, 1193990, 1552187, 2217410, 3104374, 7760935, 15521870]

約数ペア:

[(1, 15521870), (2, 7760935), (5, 3104374), (7, 2217410), (10, 1552187), (13, 1193990), (14, 1108705), (26, 596995), (35, 443482), (37, 419510), (65, 238798), (70, 221741), (74, 209755), (91, 170570), (130, 119399), (182, 85285), (185, 83902), (259, 59930), (370, 41951), (455, 34114), (461, 33670), (481, 32270), (518, 29965), (910, 17057), (922, 16835), (962, 16135), (1295, 11986), (2305, 6734), (2405, 6454), (2590, 5993), (3227, 4810), (3367, 4610)]