51670521

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8819}}^1$

素因数の和:8866

約数の個数: 32

約数和(自身を含む): 90316800

約数和(自身を除く): 38646279

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 8819, 26457, 61733, 79371, 185199, 238113, 273389, 555597, 820167, 1666791, 1913723, 2460501, 5741169, 7381503, 17223507, 51670521]

約数ペア:

[(1, 51670521), (3, 17223507), (7, 7381503), (9, 5741169), (21, 2460501), (27, 1913723), (31, 1666791), (63, 820167), (93, 555597), (189, 273389), (217, 238113), (279, 185199), (651, 79371), (837, 61733), (1953, 26457), (5859, 8819)]