389067705

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73897}}^1$

素因数の和:73927

約数の個数: 40

約数和(自身を含む): 751099272

約数和(自身を除く): 362031567

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 73897, 221691, 369485, 665073, 960661, 1108455, 1995219, 2881983, 3325365, 4803305, 5985657, 8645949, 9976095, 14409915, 25937847, 29928285, 43229745, 77813541, 129689235, 389067705]

約数ペア:

[(1, 389067705), (3, 129689235), (5, 77813541), (9, 43229745), (13, 29928285), (15, 25937847), (27, 14409915), (39, 9976095), (45, 8645949), (65, 5985657), (81, 4803305), (117, 3325365), (135, 2881983), (195, 1995219), (351, 1108455), (405, 960661), (585, 665073), (1053, 369485), (1755, 221691), (5265, 73897)]