85989165

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 140507136

約数和(自身を除く): 54517971

約数列:

[1, 3, 5, 15, 71, 213, 263, 307, 355, 789, 921, 1065, 1315, 1535, 3945, 4605, 18673, 21797, 56019, 65391, 80741, 93365, 108985, 242223, 280095, 326955, 403705, 1211115, 5732611, 17197833, 28663055, 85989165]

約数ペア:

[(1, 85989165), (3, 28663055), (5, 17197833), (15, 5732611), (71, 1211115), (213, 403705), (263, 326955), (307, 280095), (355, 242223), (789, 108985), (921, 93365), (1065, 80741), (1315, 65391), (1535, 56019), (3945, 21797), (4605, 18673)]