12881439

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 19348992

約数和(自身を除く): 6467553

約数列:

[1, 3, 9, 37, 101, 111, 303, 333, 383, 909, 1149, 3447, 3737, 11211, 14171, 33633, 38683, 42513, 116049, 127539, 348147, 1431271, 4293813, 12881439]

約数ペア:

[(1, 12881439), (3, 4293813), (9, 1431271), (37, 348147), (101, 127539), (111, 116049), (303, 42513), (333, 38683), (383, 33633), (909, 14171), (1149, 11211), (3447, 3737)]