31725428

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 65985024

約数和(自身を除く): 34259596

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 113, 148, 226, 259, 271, 452, 518, 542, 791, 1036, 1084, 1582, 1897, 3164, 3794, 4181, 7588, 8362, 10027, 16724, 20054, 29267, 30623, 40108, 58534, 61246, 70189, 117068, 122492, 140378, 214361, 280756, 428722, 857444, 1133051, 2266102, 4532204, 7931357, 15862714, 31725428]

約数ペア:

[(1, 31725428), (2, 15862714), (4, 7931357), (7, 4532204), (14, 2266102), (28, 1133051), (37, 857444), (74, 428722), (113, 280756), (148, 214361), (226, 140378), (259, 122492), (271, 117068), (452, 70189), (518, 61246), (542, 58534), (791, 40108), (1036, 30623), (1084, 29267), (1582, 20054), (1897, 16724), (3164, 10027), (3794, 8362), (4181, 7588)]