2173797

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:630

約数の個数: 20

約数和(自身を含む): 3322176

約数和(自身を除く): 1148379

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 571, 1269, 1713, 3807, 5139, 15417, 26837, 46251, 80511, 241533, 724599, 2173797]

約数ペア:

[(1, 2173797), (3, 724599), (9, 241533), (27, 80511), (47, 46251), (81, 26837), (141, 15417), (423, 5139), (571, 3807), (1269, 1713)]