201531285

素因数分解:

$3^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{4421}}^1$

素因数の和:5445

約数の個数: 24

約数和(自身を含む): 349744824

約数和(自身を除く): 148213539

約数列:

[1, 3, 5, 9, 15, 45, 1013, 3039, 4421, 5065, 9117, 13263, 15195, 22105, 39789, 45585, 66315, 198945, 4478473, 13435419, 22392365, 40306257, 67177095, 201531285]

約数ペア:

[(1, 201531285), (3, 67177095), (5, 40306257), (9, 22392365), (15, 13435419), (45, 4478473), (1013, 198945), (3039, 66315), (4421, 45585), (5065, 39789), (9117, 22105), (13263, 15195)]