81182745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8887}}^1$

素因数の和:8934

約数の個数: 48

約数和(自身を含む): 166383360

約数和(自身を除く): 85200615

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 3045, 8887, 9135, 26661, 44435, 62209, 79983, 133305, 186627, 257723, 311045, 399915, 559881, 773169, 933135, 1288615, 1804061, 2319507, 2799405, 3865845, 5412183, 9020305, 11597535, 16236549, 27060915, 81182745]

約数ペア:

[(1, 81182745), (3, 27060915), (5, 16236549), (7, 11597535), (9, 9020305), (15, 5412183), (21, 3865845), (29, 2799405), (35, 2319507), (45, 1804061), (63, 1288615), (87, 933135), (105, 773169), (145, 559881), (203, 399915), (261, 311045), (315, 257723), (435, 186627), (609, 133305), (1015, 79983), (1305, 62209), (1827, 44435), (3045, 26661), (8887, 9135)]