642912101

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 754669440

約数和(自身を除く): 111757339

約数列:

[1, 13, 19, 53, 67, 247, 689, 733, 871, 1007, 1273, 3551, 9529, 13091, 13927, 16549, 38849, 46163, 49111, 67469, 181051, 505037, 638443, 738131, 877097, 933109, 2602883, 9595703, 12130417, 33837479, 49454777, 642912101]

約数ペア:

[(1, 642912101), (13, 49454777), (19, 33837479), (53, 12130417), (67, 9595703), (247, 2602883), (689, 933109), (733, 877097), (871, 738131), (1007, 638443), (1273, 505037), (3551, 181051), (9529, 67469), (13091, 49111), (13927, 46163), (16549, 38849)]