215858084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{373}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 422231040

約数和(自身を除く): 206372956

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 359, 373, 403, 718, 746, 806, 1436, 1492, 1612, 4667, 4849, 9334, 9698, 11129, 11563, 18668, 19396, 22258, 23126, 44516, 46252, 133907, 144677, 150319, 267814, 289354, 300638, 535628, 578708, 601276, 1740791, 3481582, 4151117, 6963164, 8302234, 16604468, 53964521, 107929042, 215858084]

約数ペア:

[(1, 215858084), (2, 107929042), (4, 53964521), (13, 16604468), (26, 8302234), (31, 6963164), (52, 4151117), (62, 3481582), (124, 1740791), (359, 601276), (373, 578708), (403, 535628), (718, 300638), (746, 289354), (806, 267814), (1436, 150319), (1492, 144677), (1612, 133907), (4667, 46252), (4849, 44516), (9334, 23126), (9698, 22258), (11129, 19396), (11563, 18668)]