198187425

素因数分解:

$3^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3299}}^1$

素因数の和:3407

約数の個数: 48

約数和(自身を含む): 368280000

約数和(自身を除く): 170092575

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 89, 135, 225, 267, 445, 675, 801, 1335, 2225, 2403, 3299, 4005, 6675, 9897, 12015, 16495, 20025, 29691, 49485, 60075, 82475, 89073, 148455, 247425, 293611, 445365, 742275, 880833, 1468055, 2226825, 2642499, 4404165, 7340275, 7927497, 13212495, 22020825, 39637485, 66062475, 198187425]

約数ペア:

[(1, 198187425), (3, 66062475), (5, 39637485), (9, 22020825), (15, 13212495), (25, 7927497), (27, 7340275), (45, 4404165), (75, 2642499), (89, 2226825), (135, 1468055), (225, 880833), (267, 742275), (445, 445365), (675, 293611), (801, 247425), (1335, 148455), (2225, 89073), (2403, 82475), (3299, 60075), (4005, 49485), (6675, 29691), (9897, 20025), (12015, 16495)]