31179428

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 68189184

約数和(自身を除く): 37009756

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 434, 476, 527, 868, 1054, 2108, 2113, 3689, 4226, 7378, 8452, 14756, 14791, 29582, 35921, 59164, 65503, 71842, 131006, 143684, 251447, 262012, 458521, 502894, 917042, 1005788, 1113551, 1834084, 2227102, 4454204, 7794857, 15589714, 31179428]

約数ペア:

[(1, 31179428), (2, 15589714), (4, 7794857), (7, 4454204), (14, 2227102), (17, 1834084), (28, 1113551), (31, 1005788), (34, 917042), (62, 502894), (68, 458521), (119, 262012), (124, 251447), (217, 143684), (238, 131006), (434, 71842), (476, 65503), (527, 59164), (868, 35921), (1054, 29582), (2108, 14791), (2113, 14756), (3689, 8452), (4226, 7378)]