1661609691

素因数分解:

$3^2\times 7^1\times {\mathrm{607}}^1\times {\mathrm{43451}}^1$

素因数の和:44071

約数の個数: 24

約数和(自身を含む): 2747556864

約数和(自身を除く): 1085947173

約数列:

[1, 3, 7, 9, 21, 63, 607, 1821, 4249, 5463, 12747, 38241, 43451, 130353, 304157, 391059, 912471, 2737413, 26374757, 79124271, 184623299, 237372813, 553869897, 1661609691]

約数ペア:

[(1, 1661609691), (3, 553869897), (7, 237372813), (9, 184623299), (21, 79124271), (63, 26374757), (607, 2737413), (1821, 912471), (4249, 391059), (5463, 304157), (12747, 130353), (38241, 43451)]