258020745

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{242273}}^1$

素因数の和:242352

約数の個数: 16

約数和(自身を含む): 418649472

約数和(自身を除く): 160628727

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 242273, 726819, 1211365, 3634095, 17201383, 51604149, 86006915, 258020745]

約数ペア:

[(1, 258020745), (3, 86006915), (5, 51604149), (15, 17201383), (71, 3634095), (213, 1211365), (355, 726819), (1065, 242273)]