89254438

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 177085440

約数和(自身を除く): 87831002

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 53, 91, 106, 133, 182, 247, 266, 371, 487, 494, 689, 742, 974, 1007, 1378, 1729, 2014, 3409, 3458, 4823, 6331, 6818, 7049, 9253, 9646, 12662, 13091, 14098, 18506, 25811, 26182, 44317, 51622, 64771, 88634, 91637, 120289, 129542, 180677, 183274, 240578, 335543, 361354, 490409, 671086, 842023, 980818, 1684046, 2348801, 3432863, 4697602, 6375317, 6865726, 12750634, 44627219, 89254438]

約数ペア:

[(1, 89254438), (2, 44627219), (7, 12750634), (13, 6865726), (14, 6375317), (19, 4697602), (26, 3432863), (38, 2348801), (53, 1684046), (91, 980818), (106, 842023), (133, 671086), (182, 490409), (247, 361354), (266, 335543), (371, 240578), (487, 183274), (494, 180677), (689, 129542), (742, 120289), (974, 91637), (1007, 88634), (1378, 64771), (1729, 51622), (2014, 44317), (3409, 26182), (3458, 25811), (4823, 18506), (6331, 14098), (6818, 13091), (7049, 12662), (9253, 9646)]