128145726

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{21379}}^1$

素因数の和:21430

約数の個数: 40

約数和(自身を含む): 294915720

約数和(自身を除く): 166769994

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 666, 999, 1998, 2997, 5994, 21379, 42758, 64137, 128274, 192411, 384822, 577233, 791023, 1154466, 1582046, 1731699, 2373069, 3463398, 4746138, 7119207, 14238414, 21357621, 42715242, 64072863, 128145726]

約数ペア:

[(1, 128145726), (2, 64072863), (3, 42715242), (6, 21357621), (9, 14238414), (18, 7119207), (27, 4746138), (37, 3463398), (54, 2373069), (74, 1731699), (81, 1582046), (111, 1154466), (162, 791023), (222, 577233), (333, 384822), (666, 192411), (999, 128274), (1998, 64137), (2997, 42758), (5994, 21379)]