31837316

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 66393600

約数和(自身を除く): 34556284

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 79, 148, 158, 259, 316, 389, 518, 553, 778, 1036, 1106, 1556, 2212, 2723, 2923, 5446, 5846, 10892, 11692, 14393, 20461, 28786, 30731, 40922, 57572, 61462, 81844, 100751, 122924, 201502, 215117, 403004, 430234, 860468, 1137047, 2274094, 4548188, 7959329, 15918658, 31837316]

約数ペア:

[(1, 31837316), (2, 15918658), (4, 7959329), (7, 4548188), (14, 2274094), (28, 1137047), (37, 860468), (74, 430234), (79, 403004), (148, 215117), (158, 201502), (259, 122924), (316, 100751), (389, 81844), (518, 61462), (553, 57572), (778, 40922), (1036, 30731), (1106, 28786), (1556, 20461), (2212, 14393), (2723, 11692), (2923, 10892), (5446, 5846)]