405001204

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{72167}}^1$

素因数の和:72255

約数の個数: 24

約数和(自身を含む): 751701888

約数和(自身を除く): 346700684

約数列:

[1, 2, 4, 23, 46, 61, 92, 122, 244, 1403, 2806, 5612, 72167, 144334, 288668, 1659841, 3319682, 4402187, 6639364, 8804374, 17608748, 101250301, 202500602, 405001204]

約数ペア:

[(1, 405001204), (2, 202500602), (4, 101250301), (23, 17608748), (46, 8804374), (61, 6639364), (92, 4402187), (122, 3319682), (244, 1659841), (1403, 288668), (2806, 144334), (5612, 72167)]