748779408

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{399989}}^1$

素因数の和:400016

約数の個数: 60

約数和(自身を含む): 2256743580

約数和(自身を除く): 1507964172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 399989, 799978, 1199967, 1599956, 2399934, 3199912, 3599901, 4799868, 5199857, 6399824, 7199802, 9599736, 10399714, 14399604, 15599571, 19199472, 20799428, 28799208, 31199142, 41598856, 46798713, 57598416, 62398284, 83197712, 93597426, 124796568, 187194852, 249593136, 374389704, 748779408]

約数ペア:

[(1, 748779408), (2, 374389704), (3, 249593136), (4, 187194852), (6, 124796568), (8, 93597426), (9, 83197712), (12, 62398284), (13, 57598416), (16, 46798713), (18, 41598856), (24, 31199142), (26, 28799208), (36, 20799428), (39, 19199472), (48, 15599571), (52, 14399604), (72, 10399714), (78, 9599736), (104, 7199802), (117, 6399824), (144, 5199857), (156, 4799868), (208, 3599901), (234, 3199912), (312, 2399934), (468, 1599956), (624, 1199967), (936, 799978), (1872, 399989)]