16399971075

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{38971}}^1$

素因数の和:39196

約数の個数: 48

約数和(自身を含む): 28144643072

約数和(自身を除く): 11744671997

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 181, 465, 543, 775, 905, 2325, 2715, 4525, 5611, 13575, 16833, 28055, 38971, 84165, 116913, 140275, 194855, 420825, 584565, 974275, 1208101, 2922825, 3624303, 6040505, 7053751, 18121515, 21161253, 30202525, 35268755, 90607575, 105806265, 176343775, 218666281, 529031325, 655998843, 1093331405, 3279994215, 5466657025, 16399971075]

約数ペア:

[(1, 16399971075), (3, 5466657025), (5, 3279994215), (15, 1093331405), (25, 655998843), (31, 529031325), (75, 218666281), (93, 176343775), (155, 105806265), (181, 90607575), (465, 35268755), (543, 30202525), (775, 21161253), (905, 18121515), (2325, 7053751), (2715, 6040505), (4525, 3624303), (5611, 2922825), (13575, 1208101), (16833, 974275), (28055, 584565), (38971, 420825), (84165, 194855), (116913, 140275)]