1980285333

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{2273}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 2888161920

約数和(自身を除く): 907876587

約数列:

[1, 3, 13, 39, 89, 251, 267, 753, 1157, 2273, 3263, 3471, 6819, 9789, 22339, 29549, 67017, 88647, 202297, 290407, 570523, 606891, 871221, 1711569, 2629861, 7416799, 7889583, 22250397, 50776547, 152329641, 660095111, 1980285333]

約数ペア:

[(1, 1980285333), (3, 660095111), (13, 152329641), (39, 50776547), (89, 22250397), (251, 7889583), (267, 7416799), (753, 2629861), (1157, 1711569), (2273, 871221), (3263, 606891), (3471, 570523), (6819, 290407), (9789, 202297), (22339, 88647), (29549, 67017)]