81919404

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{108359}}^1$

素因数の和:108379

約数の個数: 48

約数和(自身を含む): 242726400

約数和(自身を除く): 160806996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 108359, 216718, 325077, 433436, 650154, 758513, 975231, 1300308, 1517026, 1950462, 2275539, 2925693, 3034052, 3900924, 4551078, 5851386, 6826617, 9102156, 11702772, 13653234, 20479851, 27306468, 40959702, 81919404]

約数ペア:

[(1, 81919404), (2, 40959702), (3, 27306468), (4, 20479851), (6, 13653234), (7, 11702772), (9, 9102156), (12, 6826617), (14, 5851386), (18, 4551078), (21, 3900924), (27, 3034052), (28, 2925693), (36, 2275539), (42, 1950462), (54, 1517026), (63, 1300308), (84, 975231), (108, 758513), (126, 650154), (189, 433436), (252, 325077), (378, 216718), (756, 108359)]