2005355505

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{8431}}^1$

素因数の和:8697

約数の個数: 32

約数和(自身を含む): 3261362688

約数和(自身を除く): 1256007183

約数列:

[1, 3, 5, 15, 101, 157, 303, 471, 505, 785, 1515, 2355, 8431, 15857, 25293, 42155, 47571, 79285, 126465, 237855, 851531, 1323667, 2554593, 3971001, 4257655, 6618335, 12772965, 19855005, 133690367, 401071101, 668451835, 2005355505]

約数ペア:

[(1, 2005355505), (3, 668451835), (5, 401071101), (15, 133690367), (101, 19855005), (157, 12772965), (303, 6618335), (471, 4257655), (505, 3971001), (785, 2554593), (1515, 1323667), (2355, 851531), (8431, 237855), (15857, 126465), (25293, 79285), (42155, 47571)]