261097995

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{4259}}^1$

素因数の和:4395

約数の個数: 32

約数和(自身を含む): 431043840

約数和(自身を除く): 169945845

約数列:

[1, 3, 5, 15, 61, 67, 183, 201, 305, 335, 915, 1005, 4087, 4259, 12261, 12777, 20435, 21295, 61305, 63885, 259799, 285353, 779397, 856059, 1298995, 1426765, 3896985, 4280295, 17406533, 52219599, 87032665, 261097995]

約数ペア:

[(1, 261097995), (3, 87032665), (5, 52219599), (15, 17406533), (61, 4280295), (67, 3896985), (183, 1426765), (201, 1298995), (305, 856059), (335, 779397), (915, 285353), (1005, 259799), (4087, 63885), (4259, 61305), (12261, 21295), (12777, 20435)]