272639955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{63331}}^1$

素因数の和:63387

約数の個数: 32

約数和(自身を含む): 510709248

約数和(自身を除く): 238069293

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 63331, 189993, 316655, 443317, 949965, 1329951, 2216585, 2596571, 6649755, 7789713, 12982855, 18175997, 38948565, 54527991, 90879985, 272639955]

約数ペア:

[(1, 272639955), (3, 90879985), (5, 54527991), (7, 38948565), (15, 18175997), (21, 12982855), (35, 7789713), (41, 6649755), (105, 2596571), (123, 2216585), (205, 1329951), (287, 949965), (615, 443317), (861, 316655), (1435, 189993), (4305, 63331)]