2051325

素因数分解:

$3^4\times 5^2\times {\mathrm{1013}}^1$

素因数の和:1035

約数の個数: 30

約数和(自身を含む): 3803514

約数和(自身を除く): 1752189

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 1013, 2025, 3039, 5065, 9117, 15195, 25325, 27351, 45585, 75975, 82053, 136755, 227925, 410265, 683775, 2051325]

約数ペア:

[(1, 2051325), (3, 683775), (5, 410265), (9, 227925), (15, 136755), (25, 82053), (27, 75975), (45, 45585), (75, 27351), (81, 25325), (135, 15195), (225, 9117), (405, 5065), (675, 3039), (1013, 2025)]