161878212

素因数分解:

$2^2\times 3^2\times {\mathrm{821}}^1\times {\mathrm{5477}}^1$

素因数の和:6308

約数の個数: 36

約数和(自身を含む): 409765356

約数和(自身を除く): 247887144

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 821, 1642, 2463, 3284, 4926, 5477, 7389, 9852, 10954, 14778, 16431, 21908, 29556, 32862, 49293, 65724, 98586, 197172, 4496617, 8993234, 13489851, 17986468, 26979702, 40469553, 53959404, 80939106, 161878212]

約数ペア:

[(1, 161878212), (2, 80939106), (3, 53959404), (4, 40469553), (6, 26979702), (9, 17986468), (12, 13489851), (18, 8993234), (36, 4496617), (821, 197172), (1642, 98586), (2463, 65724), (3284, 49293), (4926, 32862), (5477, 29556), (7389, 21908), (9852, 16431), (10954, 14778)]