221499195

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 362880000

約数和(自身を除く): 141380805

約数列:

[1, 3, 5, 15, 83, 89, 249, 267, 415, 445, 1245, 1335, 1999, 5997, 7387, 9995, 22161, 29985, 36935, 110805, 165917, 177911, 497751, 533733, 829585, 889555, 2488755, 2668665, 14766613, 44299839, 73833065, 221499195]

約数ペア:

[(1, 221499195), (3, 73833065), (5, 44299839), (15, 14766613), (83, 2668665), (89, 2488755), (249, 889555), (267, 829585), (415, 533733), (445, 497751), (1245, 177911), (1335, 165917), (1999, 110805), (5997, 36935), (7387, 29985), (9995, 22161)]