28170246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 64044288

約数和(自身を除く): 35874042

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 43, 74, 78, 86, 111, 129, 222, 227, 258, 454, 481, 559, 681, 962, 1118, 1362, 1443, 1591, 1677, 2886, 2951, 3182, 3354, 4773, 5902, 8399, 8853, 9546, 9761, 16798, 17706, 19522, 20683, 25197, 29283, 41366, 50394, 58566, 62049, 109187, 124098, 126893, 218374, 253786, 327561, 361157, 380679, 655122, 722314, 761358, 1083471, 2166942, 4695041, 9390082, 14085123, 28170246]

約数ペア:

[(1, 28170246), (2, 14085123), (3, 9390082), (6, 4695041), (13, 2166942), (26, 1083471), (37, 761358), (39, 722314), (43, 655122), (74, 380679), (78, 361157), (86, 327561), (111, 253786), (129, 218374), (222, 126893), (227, 124098), (258, 109187), (454, 62049), (481, 58566), (559, 50394), (681, 41366), (962, 29283), (1118, 25197), (1362, 20683), (1443, 19522), (1591, 17706), (1677, 16798), (2886, 9761), (2951, 9546), (3182, 8853), (3354, 8399), (4773, 5902)]