16223985

素因数分解:

$3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1039}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 28229760

約数和(自身を除く): 12005775

約数列:

[1, 3, 5, 9, 15, 45, 347, 1039, 1041, 1735, 3117, 3123, 5195, 5205, 9351, 15585, 15615, 46755, 360533, 1081599, 1802665, 3244797, 5407995, 16223985]

約数ペア:

[(1, 16223985), (3, 5407995), (5, 3244797), (9, 1802665), (15, 1081599), (45, 360533), (347, 46755), (1039, 15615), (1041, 15585), (1735, 9351), (3117, 5205), (3123, 5195)]