28142835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{619}}^1$

素因数の和:1067

約数の個数: 32

約数和(自身を含む): 51663360

約数和(自身を除く): 23520525

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 433, 619, 1299, 1857, 2165, 3031, 3095, 4333, 6495, 9093, 9285, 12999, 15155, 21665, 45465, 64995, 268027, 804081, 1340135, 1876189, 4020405, 5628567, 9380945, 28142835]

約数ペア:

[(1, 28142835), (3, 9380945), (5, 5628567), (7, 4020405), (15, 1876189), (21, 1340135), (35, 804081), (105, 268027), (433, 64995), (619, 45465), (1299, 21665), (1857, 15155), (2165, 12999), (3031, 9285), (3095, 9093), (4333, 6495)]