31213881721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2081897}}^1$

素因数の和:2081984

約数の個数: 16

約数和(自身を含む): 35975197440

約数和(自身を除く): 4761315719

約数列:

[1, 11, 29, 47, 319, 517, 1363, 14993, 2081897, 22900867, 60375013, 97849159, 664125143, 1076340749, 2837625611, 31213881721]

約数ペア:

[(1, 31213881721), (11, 2837625611), (29, 1076340749), (47, 664125143), (319, 97849159), (517, 60375013), (1363, 22900867), (14993, 2081897)]