1271205689

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 1444189824

約数和(自身を除く): 172984135

約数列:

[1, 13, 43, 53, 107, 401, 559, 689, 1391, 2279, 4601, 5213, 5671, 17243, 21253, 29627, 42907, 59813, 73723, 224159, 243853, 276289, 557791, 913879, 1845001, 2274071, 3170089, 11880427, 23985013, 29562923, 97785053, 1271205689]

約数ペア:

[(1, 1271205689), (13, 97785053), (43, 29562923), (53, 23985013), (107, 11880427), (401, 3170089), (559, 2274071), (689, 1845001), (1391, 913879), (2279, 557791), (4601, 276289), (5213, 243853), (5671, 224159), (17243, 73723), (21253, 59813), (29627, 42907)]