28002507

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6971}}^1$

素因数の和:7090

約数の個数: 16

約数和(自身を含む): 40604928

約数和(自身を除く): 12602421

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 6971, 20913, 90623, 271869, 718013, 2154039, 9334169, 28002507]

約数ペア:

[(1, 28002507), (3, 9334169), (13, 2154039), (39, 718013), (103, 271869), (309, 90623), (1339, 20913), (4017, 6971)]