327777890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{41969}}^1$

素因数の和:42058

約数の個数: 32

約数和(自身を含む): 652717440

約数和(自身を除く): 324939550

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 41969, 83938, 209845, 419690, 461659, 923318, 2308295, 2979799, 4616590, 5959598, 14898995, 29797990, 32777789, 65555578, 163888945, 327777890]

約数ペア:

[(1, 327777890), (2, 163888945), (5, 65555578), (10, 32777789), (11, 29797990), (22, 14898995), (55, 5959598), (71, 4616590), (110, 2979799), (142, 2308295), (355, 923318), (710, 461659), (781, 419690), (1562, 209845), (3905, 83938), (7810, 41969)]