9626890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 12145910

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 149, 182, 298, 355, 455, 497, 710, 745, 910, 923, 994, 1043, 1490, 1846, 1937, 2086, 2485, 3874, 4615, 4970, 5215, 6461, 9230, 9685, 10430, 10579, 12922, 13559, 19370, 21158, 27118, 32305, 52895, 64610, 67795, 74053, 105790, 135590, 137527, 148106, 275054, 370265, 687635, 740530, 962689, 1375270, 1925378, 4813445, 9626890]

約数ペア:

[(1, 9626890), (2, 4813445), (5, 1925378), (7, 1375270), (10, 962689), (13, 740530), (14, 687635), (26, 370265), (35, 275054), (65, 148106), (70, 137527), (71, 135590), (91, 105790), (130, 74053), (142, 67795), (149, 64610), (182, 52895), (298, 32305), (355, 27118), (455, 21158), (497, 19370), (710, 13559), (745, 12922), (910, 10579), (923, 10430), (994, 9685), (1043, 9230), (1490, 6461), (1846, 5215), (1937, 4970), (2086, 4615), (2485, 3874)]