28245295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1231}}^1$

素因数の和:1602

約数の個数: 16

約数和(自身を含む): 36634752

約数和(自身を除く): 8389457

約数列:

[1, 5, 13, 65, 353, 1231, 1765, 4589, 6155, 16003, 22945, 80015, 434543, 2172715, 5649059, 28245295]

約数ペア:

[(1, 28245295), (5, 5649059), (13, 2172715), (65, 434543), (353, 80015), (1231, 22945), (1765, 16003), (4589, 6155)]