1980383835

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{25741}}^1$

素因数の和:25995

約数の個数: 32

約数和(自身を含む): 3321335808

約数和(自身を除く): 1340951973

約数列:

[1, 3, 5, 15, 23, 69, 115, 223, 345, 669, 1115, 3345, 5129, 15387, 25645, 25741, 76935, 77223, 128705, 386115, 592043, 1776129, 2960215, 5740243, 8880645, 17220729, 28701215, 86103645, 132025589, 396076767, 660127945, 1980383835]

約数ペア:

[(1, 1980383835), (3, 660127945), (5, 396076767), (15, 132025589), (23, 86103645), (69, 28701215), (115, 17220729), (223, 8880645), (345, 5740243), (669, 2960215), (1115, 1776129), (3345, 592043), (5129, 386115), (15387, 128705), (25645, 77223), (25741, 76935)]