40515811

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 52005888

約数和(自身を除く): 11490077

約数列:

[1, 7, 17, 23, 113, 119, 131, 161, 391, 791, 917, 1921, 2227, 2599, 2737, 3013, 13447, 14803, 15589, 18193, 21091, 44183, 51221, 103621, 251651, 309281, 340469, 358547, 1761557, 2383283, 5787973, 40515811]

約数ペア:

[(1, 40515811), (7, 5787973), (17, 2383283), (23, 1761557), (113, 358547), (119, 340469), (131, 309281), (161, 251651), (391, 103621), (791, 51221), (917, 44183), (1921, 21091), (2227, 18193), (2599, 15589), (2737, 14803), (3013, 13447)]