397328404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{2351}}^1$

素因数の和:2556

約数の個数: 48

約数和(自身を含む): 796594176

約数和(自身を除く): 399265772

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 167, 253, 334, 506, 668, 1012, 1837, 2351, 3674, 3841, 4702, 7348, 7682, 9404, 15364, 25861, 42251, 51722, 54073, 84502, 103444, 108146, 169004, 216292, 392617, 594803, 785234, 1189606, 1570468, 2379212, 4318787, 8637574, 9030191, 17275148, 18060382, 36120764, 99332101, 198664202, 397328404]

約数ペア:

[(1, 397328404), (2, 198664202), (4, 99332101), (11, 36120764), (22, 18060382), (23, 17275148), (44, 9030191), (46, 8637574), (92, 4318787), (167, 2379212), (253, 1570468), (334, 1189606), (506, 785234), (668, 594803), (1012, 392617), (1837, 216292), (2351, 169004), (3674, 108146), (3841, 103444), (4702, 84502), (7348, 54073), (7682, 51722), (9404, 42251), (15364, 25861)]