2805217919

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1\times {\mathrm{6323}}^1$

素因数の和:7430

約数の個数: 16

約数和(自身を含む): 3262172160

約数和(自身を除く): 456954241

約数列:

[1, 7, 61, 427, 1039, 6323, 7273, 44261, 63379, 385703, 443653, 2699921, 6569597, 45987179, 400745417, 2805217919]

約数ペア:

[(1, 2805217919), (7, 400745417), (61, 45987179), (427, 6569597), (1039, 2699921), (6323, 443653), (7273, 385703), (44261, 63379)]