66717455

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2447}}^1$

素因数の和:2519

約数の個数: 32

約数和(自身を含む): 98703360

約数和(自身を除く): 31985905

約数列:

[1, 5, 7, 19, 35, 41, 95, 133, 205, 287, 665, 779, 1435, 2447, 3895, 5453, 12235, 17129, 27265, 46493, 85645, 100327, 232465, 325451, 501635, 702289, 1627255, 1906213, 3511445, 9531065, 13343491, 66717455]

約数ペア:

[(1, 66717455), (5, 13343491), (7, 9531065), (19, 3511445), (35, 1906213), (41, 1627255), (95, 702289), (133, 501635), (205, 325451), (287, 232465), (665, 100327), (779, 85645), (1435, 46493), (2447, 27265), (3895, 17129), (5453, 12235)]