221489733

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{829}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 317923200

約数和(自身を除く): 96433467

約数列:

[1, 3, 29, 37, 83, 87, 111, 249, 829, 1073, 2407, 2487, 3071, 3219, 7221, 9213, 24041, 30673, 68807, 72123, 89059, 92019, 206421, 267177, 889517, 1995403, 2545859, 2668551, 5986209, 7637577, 73829911, 221489733]

約数ペア:

[(1, 221489733), (3, 73829911), (29, 7637577), (37, 5986209), (83, 2668551), (87, 2545859), (111, 1995403), (249, 889517), (829, 267177), (1073, 206421), (2407, 92019), (2487, 89059), (3071, 72123), (3219, 68807), (7221, 30673), (9213, 24041)]