31365712

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4591}}^1$

素因数の和:4667

約数の個数: 40

約数和(自身を含む): 70606592

約数和(自身を除く): 39240880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 4591, 6832, 9182, 18364, 32137, 36728, 64274, 73456, 128548, 257096, 280051, 514192, 560102, 1120204, 1960357, 2240408, 3920714, 4480816, 7841428, 15682856, 31365712]

約数ペア:

[(1, 31365712), (2, 15682856), (4, 7841428), (7, 4480816), (8, 3920714), (14, 2240408), (16, 1960357), (28, 1120204), (56, 560102), (61, 514192), (112, 280051), (122, 257096), (244, 128548), (427, 73456), (488, 64274), (854, 36728), (976, 32137), (1708, 18364), (3416, 9182), (4591, 6832)]