817425

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{173}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 1726080

約数和(自身を除く): 908655

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 173, 175, 189, 225, 315, 519, 525, 675, 865, 945, 1211, 1557, 1575, 2595, 3633, 4325, 4671, 4725, 6055, 7785, 10899, 12975, 18165, 23355, 30275, 32697, 38925, 54495, 90825, 116775, 163485, 272475, 817425]

約数ペア:

[(1, 817425), (3, 272475), (5, 163485), (7, 116775), (9, 90825), (15, 54495), (21, 38925), (25, 32697), (27, 30275), (35, 23355), (45, 18165), (63, 12975), (75, 10899), (105, 7785), (135, 6055), (173, 4725), (175, 4671), (189, 4325), (225, 3633), (315, 2595), (519, 1575), (525, 1557), (675, 1211), (865, 945)]