67440195

素因数分解:

$3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1871}}^1$

素因数の和:1977

約数の個数: 40

約数和(自身を含む): 122316480

約数和(自身を除く): 54876285

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 267, 405, 445, 801, 1335, 1871, 2403, 4005, 5613, 7209, 9355, 12015, 16839, 28065, 36045, 50517, 84195, 151551, 166519, 252585, 499557, 757755, 832595, 1498671, 2497785, 4496013, 7493355, 13488039, 22480065, 67440195]

約数ペア:

[(1, 67440195), (3, 22480065), (5, 13488039), (9, 7493355), (15, 4496013), (27, 2497785), (45, 1498671), (81, 832595), (89, 757755), (135, 499557), (267, 252585), (405, 166519), (445, 151551), (801, 84195), (1335, 50517), (1871, 36045), (2403, 28065), (4005, 16839), (5613, 12015), (7209, 9355)]