13239225

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{2029}}^1$

素因数の和:2074

約数の個数: 36

約数和(自身を含む): 24542700

約数和(自身を除く): 11303475

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2029, 2175, 6087, 6525, 10145, 18261, 30435, 50725, 58841, 91305, 152175, 176523, 294205, 456525, 529569, 882615, 1471025, 2647845, 4413075, 13239225]

約数ペア:

[(1, 13239225), (3, 4413075), (5, 2647845), (9, 1471025), (15, 882615), (25, 529569), (29, 456525), (45, 294205), (75, 176523), (87, 152175), (145, 91305), (225, 58841), (261, 50725), (435, 30435), (725, 18261), (1305, 10145), (2029, 6525), (2175, 6087)]