215560377

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{26821}}^1$

素因数の和:26893

約数の個数: 24

約数和(自身を含む): 334738560

約数和(自身を除く): 119178183

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 26821, 80463, 241389, 509599, 1260587, 1528797, 3781761, 4586391, 11345283, 23951153, 71853459, 215560377]

約数ペア:

[(1, 215560377), (3, 71853459), (9, 23951153), (19, 11345283), (47, 4586391), (57, 3781761), (141, 1528797), (171, 1260587), (423, 509599), (893, 241389), (2679, 80463), (8037, 26821)]