1288723485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{172867}}^1$

素因数の和:172953

約数の個数: 32

約数和(自身を含む): 2389727232

約数和(自身を除く): 1101003747

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 172867, 518601, 864335, 1210069, 2593005, 3630207, 6050345, 12273557, 18151035, 36820671, 61367785, 85914899, 184103355, 257744697, 429574495, 1288723485]

約数ペア:

[(1, 1288723485), (3, 429574495), (5, 257744697), (7, 184103355), (15, 85914899), (21, 61367785), (35, 36820671), (71, 18151035), (105, 12273557), (213, 6050345), (355, 3630207), (497, 2593005), (1065, 1210069), (1491, 864335), (2485, 518601), (7455, 172867)]