190905905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2\times {\mathrm{331}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 241143552

約数和(自身を除く): 50237647

約数列:

[1, 5, 31, 61, 155, 305, 331, 1655, 1891, 3721, 9455, 10261, 18605, 20191, 51305, 100955, 115351, 576755, 625921, 1231651, 3129605, 6158255, 38181181, 190905905]

約数ペア:

[(1, 190905905), (5, 38181181), (31, 6158255), (61, 3129605), (155, 1231651), (305, 625921), (331, 576755), (1655, 115351), (1891, 100955), (3721, 51305), (9455, 20191), (10261, 18605)]