81001053

素因数分解:

$3^4\times 7^1\times {\mathrm{373}}^1\times {\mathrm{383}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 139020288

約数和(自身を除く): 58019235

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 373, 383, 567, 1119, 1149, 2611, 2681, 3357, 3447, 7833, 8043, 10071, 10341, 23499, 24129, 30213, 31023, 70497, 72387, 142859, 211491, 217161, 428577, 1000013, 1285731, 3000039, 3857193, 9000117, 11571579, 27000351, 81001053]

約数ペア:

[(1, 81001053), (3, 27000351), (7, 11571579), (9, 9000117), (21, 3857193), (27, 3000039), (63, 1285731), (81, 1000013), (189, 428577), (373, 217161), (383, 211491), (567, 142859), (1119, 72387), (1149, 70497), (2611, 31023), (2681, 30213), (3357, 24129), (3447, 23499), (7833, 10341), (8043, 10071)]