199991142

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{23099}}^1$

素因数の和:23157

約数の個数: 48

約数和(自身を含む): 479278800

約数和(自身を除く): 279287658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2886, 4329, 8658, 23099, 46198, 69297, 138594, 207891, 300287, 415782, 600574, 854663, 900861, 1709326, 1801722, 2563989, 2702583, 5127978, 5405166, 7691967, 11110619, 15383934, 22221238, 33331857, 66663714, 99995571, 199991142]

約数ペア:

[(1, 199991142), (2, 99995571), (3, 66663714), (6, 33331857), (9, 22221238), (13, 15383934), (18, 11110619), (26, 7691967), (37, 5405166), (39, 5127978), (74, 2702583), (78, 2563989), (111, 1801722), (117, 1709326), (222, 900861), (234, 854663), (333, 600574), (481, 415782), (666, 300287), (962, 207891), (1443, 138594), (2886, 69297), (4329, 46198), (8658, 23099)]