681584841

素因数分解:

$3^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{12743}}^1$

素因数の和:13042

約数の個数: 32

約数和(自身を含む): 1158174720

約数和(自身を除く): 476589879

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 283, 849, 1981, 2547, 5943, 7641, 12743, 17829, 38229, 53487, 89201, 114687, 267603, 344061, 802809, 2408427, 3606269, 10818807, 25243883, 32456421, 75731649, 97369263, 227194947, 681584841]

約数ペア:

[(1, 681584841), (3, 227194947), (7, 97369263), (9, 75731649), (21, 32456421), (27, 25243883), (63, 10818807), (189, 3606269), (283, 2408427), (849, 802809), (1981, 344061), (2547, 267603), (5943, 114687), (7641, 89201), (12743, 53487), (17829, 38229)]