408031425

素因数分解:

$3^4\times 5^2\times {\mathrm{201497}}^1$

素因数の和:201519

約数の個数: 30

約数和(自身を含む): 755818998

約数和(自身を除く): 347787573

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 201497, 604491, 1007485, 1813473, 3022455, 5037425, 5440419, 9067365, 15112275, 16321257, 27202095, 45336825, 81606285, 136010475, 408031425]

約数ペア:

[(1, 408031425), (3, 136010475), (5, 81606285), (9, 45336825), (15, 27202095), (25, 16321257), (27, 15112275), (45, 9067365), (75, 5440419), (81, 5037425), (135, 3022455), (225, 1813473), (405, 1007485), (675, 604491), (2025, 201497)]