201992945

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 309868416

約数和(自身を除く): 107875471

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 241, 245, 311, 385, 539, 1205, 1555, 1687, 2177, 2651, 2695, 3421, 8435, 10885, 11809, 13255, 15239, 17105, 18557, 23947, 59045, 74951, 76195, 92785, 119735, 129899, 167629, 374755, 524657, 649495, 824461, 838145, 2623285, 3672599, 4122305, 5771227, 18362995, 28856135, 40398589, 201992945]

約数ペア:

[(1, 201992945), (5, 40398589), (7, 28856135), (11, 18362995), (35, 5771227), (49, 4122305), (55, 3672599), (77, 2623285), (241, 838145), (245, 824461), (311, 649495), (385, 524657), (539, 374755), (1205, 167629), (1555, 129899), (1687, 119735), (2177, 92785), (2651, 76195), (2695, 74951), (3421, 59045), (8435, 23947), (10885, 18557), (11809, 17105), (13255, 15239)]