51579684

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{359}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 141261120

約数和(自身を除く): 89681436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 307, 359, 468, 614, 718, 921, 1077, 1228, 1436, 1842, 2154, 2763, 3231, 3684, 3991, 4308, 4667, 5526, 6462, 7982, 9334, 11052, 11973, 12924, 14001, 15964, 18668, 23946, 28002, 35919, 42003, 47892, 56004, 71838, 84006, 110213, 143676, 168012, 220426, 330639, 440852, 661278, 991917, 1322556, 1432769, 1983834, 2865538, 3967668, 4298307, 5731076, 8596614, 12894921, 17193228, 25789842, 51579684]

約数ペア:

[(1, 51579684), (2, 25789842), (3, 17193228), (4, 12894921), (6, 8596614), (9, 5731076), (12, 4298307), (13, 3967668), (18, 2865538), (26, 1983834), (36, 1432769), (39, 1322556), (52, 991917), (78, 661278), (117, 440852), (156, 330639), (234, 220426), (307, 168012), (359, 143676), (468, 110213), (614, 84006), (718, 71838), (921, 56004), (1077, 47892), (1228, 42003), (1436, 35919), (1842, 28002), (2154, 23946), (2763, 18668), (3231, 15964), (3684, 14001), (3991, 12924), (4308, 11973), (4667, 11052), (5526, 9334), (6462, 7982)]