28693077

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4153}}^1$

素因数の和:4217

約数の個数: 24

約数和(自身を含む): 45461376

約数和(自身を除く): 16768299

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 4153, 6909, 12459, 29071, 87213, 195191, 203497, 585573, 610491, 1366337, 4099011, 9564359, 28693077]

約数ペア:

[(1, 28693077), (3, 9564359), (7, 4099011), (21, 1366337), (47, 610491), (49, 585573), (141, 203497), (147, 195191), (329, 87213), (987, 29071), (2303, 12459), (4153, 6909)]