639919199391

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{1511}}^1\times {\mathrm{1669}}^1\times {\mathrm{2063}}^1$

素因数の和:5287

約数の個数: 32

約数和(自身を含む): 875562670080

約数和(自身を除く): 235643470689

約数列:

[1, 3, 41, 123, 1511, 1669, 2063, 4533, 5007, 6189, 61951, 68429, 84583, 185853, 205287, 253749, 2521859, 3117193, 3443147, 7565577, 9351579, 10329441, 103396219, 127804913, 141169027, 310188657, 383414739, 423507081, 5202595117, 15607785351, 213306399797, 639919199391]

約数ペア:

[(1, 639919199391), (3, 213306399797), (41, 15607785351), (123, 5202595117), (1511, 423507081), (1669, 383414739), (2063, 310188657), (4533, 141169027), (5007, 127804913), (6189, 103396219), (61951, 10329441), (68429, 9351579), (84583, 7565577), (185853, 3443147), (205287, 3117193), (253749, 2521859)]