16620930123

素因数分解:

$3^1\times 7^1\times {\mathrm{1801}}^1\times {\mathrm{439463}}^1$

素因数の和:441274

約数の個数: 16

約数和(自身を含む): 25341252096

約数和(自身を除く): 8720321973

約数列:

[1, 3, 7, 21, 1801, 5403, 12607, 37821, 439463, 1318389, 3076241, 9228723, 791472863, 2374418589, 5540310041, 16620930123]

約数ペア:

[(1, 16620930123), (3, 5540310041), (7, 2374418589), (21, 791472863), (1801, 9228723), (5403, 3076241), (12607, 1318389), (37821, 439463)]