18486531405

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{415381}}^1$

素因数の和:415458

約数の個数: 48

約数和(自身を含む): 34214184576

約数和(自身を除く): 15727653171

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 645, 989, 1035, 1935, 2967, 4945, 8901, 14835, 44505, 415381, 1246143, 2076905, 3738429, 6230715, 9553763, 17861383, 18692145, 28661289, 47768815, 53584149, 85983867, 89306915, 143306445, 160752447, 267920745, 410811809, 429919335, 803762235, 1232435427, 2054059045, 3697306281, 6162177135, 18486531405]

約数ペア:

[(1, 18486531405), (3, 6162177135), (5, 3697306281), (9, 2054059045), (15, 1232435427), (23, 803762235), (43, 429919335), (45, 410811809), (69, 267920745), (115, 160752447), (129, 143306445), (207, 89306915), (215, 85983867), (345, 53584149), (387, 47768815), (645, 28661289), (989, 18692145), (1035, 17861383), (1935, 9553763), (2967, 6230715), (4945, 3738429), (8901, 2076905), (14835, 1246143), (44505, 415381)]