31128105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2069}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 22526295

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 295, 885, 1003, 2069, 3009, 5015, 6207, 10345, 15045, 31035, 35173, 105519, 122071, 175865, 366213, 527595, 610355, 1831065, 2075207, 6225621, 10376035, 31128105]

約数ペア:

[(1, 31128105), (3, 10376035), (5, 6225621), (15, 2075207), (17, 1831065), (51, 610355), (59, 527595), (85, 366213), (177, 175865), (255, 122071), (295, 105519), (885, 35173), (1003, 31035), (2069, 15045), (3009, 10345), (5015, 6207)]