2642019989

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{37619}}^1$

素因数の和:37832

約数の個数: 16

約数和(自身を含む): 3081830400

約数和(自身を除く): 439810411

約数列:

[1, 7, 79, 127, 553, 889, 10033, 37619, 70231, 263333, 2971901, 4777613, 20803307, 33443291, 377431427, 2642019989]

約数ペア:

[(1, 2642019989), (7, 377431427), (79, 33443291), (127, 20803307), (553, 4777613), (889, 2971901), (10033, 263333), (37619, 70231)]