68885271

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 123323200

約数和(自身を除く): 54437929

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 241, 273, 349, 723, 819, 1047, 1687, 2169, 2443, 3133, 3141, 4537, 5061, 7329, 9399, 13611, 15183, 21931, 21987, 28197, 31759, 40833, 65793, 84109, 95277, 197379, 252327, 285831, 588763, 756981, 1093417, 1766289, 3280251, 5298867, 7653919, 9840753, 22961757, 68885271]

約数ペア:

[(1, 68885271), (3, 22961757), (7, 9840753), (9, 7653919), (13, 5298867), (21, 3280251), (39, 1766289), (63, 1093417), (91, 756981), (117, 588763), (241, 285831), (273, 252327), (349, 197379), (723, 95277), (819, 84109), (1047, 65793), (1687, 40833), (2169, 31759), (2443, 28197), (3133, 21987), (3141, 21931), (4537, 15183), (5061, 13611), (7329, 9399)]