64870398

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{379}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 145295280

約数和(自身を除く): 80424882

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 257, 333, 379, 514, 666, 758, 771, 1137, 1542, 2274, 2313, 3411, 4626, 6822, 9509, 14023, 19018, 28046, 28527, 42069, 57054, 84138, 85581, 97403, 126207, 171162, 194806, 252414, 292209, 584418, 876627, 1753254, 3603911, 7207822, 10811733, 21623466, 32435199, 64870398]

約数ペア:

[(1, 64870398), (2, 32435199), (3, 21623466), (6, 10811733), (9, 7207822), (18, 3603911), (37, 1753254), (74, 876627), (111, 584418), (222, 292209), (257, 252414), (333, 194806), (379, 171162), (514, 126207), (666, 97403), (758, 85581), (771, 84138), (1137, 57054), (1542, 42069), (2274, 28527), (2313, 28046), (3411, 19018), (4626, 14023), (6822, 9509)]