56870289

素因数分解:

$3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1259}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 96768000

約数和(自身を除く): 39897711

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 239, 717, 1259, 1673, 2151, 3777, 5019, 6453, 8813, 11331, 15057, 26439, 33993, 45171, 79317, 237951, 300901, 902703, 2106307, 2708109, 6318921, 8124327, 18956763, 56870289]

約数ペア:

[(1, 56870289), (3, 18956763), (7, 8124327), (9, 6318921), (21, 2708109), (27, 2106307), (63, 902703), (189, 300901), (239, 237951), (717, 79317), (1259, 45171), (1673, 33993), (2151, 26439), (3777, 15057), (5019, 11331), (6453, 8813)]