42570393

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 61885440

約数和(自身を除く): 19315047

約数列:

[1, 3, 19, 57, 67, 71, 157, 201, 213, 471, 1273, 1349, 2983, 3819, 4047, 4757, 8949, 10519, 11147, 14271, 31557, 33441, 90383, 199861, 211793, 271149, 599583, 635379, 746849, 2240547, 14190131, 42570393]

約数ペア:

[(1, 42570393), (3, 14190131), (19, 2240547), (57, 746849), (67, 635379), (71, 599583), (157, 271149), (201, 211793), (213, 199861), (471, 90383), (1273, 33441), (1349, 31557), (2983, 14271), (3819, 11147), (4047, 10519), (4757, 8949)]