18409275

素因数分解:

$3^4\times 5^2\times {\mathrm{9091}}^1$

素因数の和:9113

約数の個数: 30

約数和(自身を含む): 34104092

約数和(自身を除く): 15694817

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 9091, 27273, 45455, 81819, 136365, 227275, 245457, 409095, 681825, 736371, 1227285, 2045475, 3681855, 6136425, 18409275]

約数ペア:

[(1, 18409275), (3, 6136425), (5, 3681855), (9, 2045475), (15, 1227285), (25, 736371), (27, 681825), (45, 409095), (75, 245457), (81, 227275), (135, 136365), (225, 81819), (405, 45455), (675, 27273), (2025, 9091)]