61540955

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 87419904

約数和(自身を除く): 25878949

約数列:

[1, 5, 7, 35, 43, 103, 215, 301, 397, 515, 721, 1505, 1985, 2779, 3605, 4429, 13895, 17071, 22145, 31003, 40891, 85355, 119497, 155015, 204455, 286237, 597485, 1431185, 1758313, 8791565, 12308191, 61540955]

約数ペア:

[(1, 61540955), (5, 12308191), (7, 8791565), (35, 1758313), (43, 1431185), (103, 597485), (215, 286237), (301, 204455), (397, 155015), (515, 119497), (721, 85355), (1505, 40891), (1985, 31003), (2779, 22145), (3605, 17071), (4429, 13895)]