72412249

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 99079680

約数和(自身を除く): 26667431

約数列:

[1, 7, 13, 19, 31, 49, 91, 133, 193, 217, 247, 403, 589, 637, 931, 1351, 1519, 1729, 2509, 2821, 3667, 4123, 5983, 7657, 9457, 12103, 17563, 19747, 25669, 28861, 41881, 47671, 53599, 77779, 113677, 122941, 179683, 293167, 333697, 375193, 544453, 795739, 1477801, 2335879, 3811171, 5570173, 10344607, 72412249]

約数ペア:

[(1, 72412249), (7, 10344607), (13, 5570173), (19, 3811171), (31, 2335879), (49, 1477801), (91, 795739), (133, 544453), (193, 375193), (217, 333697), (247, 293167), (403, 179683), (589, 122941), (637, 113677), (931, 77779), (1351, 53599), (1519, 47671), (1729, 41881), (2509, 28861), (2821, 25669), (3667, 19747), (4123, 17563), (5983, 12103), (7657, 9457)]