87700473

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{7691}}^1$

素因数の和:7885

約数の個数: 24

約数和(自身を含む): 145594176

約数和(自身を除く): 57893703

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 7691, 11403, 23073, 53837, 69219, 161511, 484533, 1392071, 4176213, 9744497, 12528639, 29233491, 87700473]

約数ペア:

[(1, 87700473), (3, 29233491), (7, 12528639), (9, 9744497), (21, 4176213), (63, 1392071), (181, 484533), (543, 161511), (1267, 69219), (1629, 53837), (3801, 23073), (7691, 11403)]