289043356

素因数分解:

$2^2\times 7^3\times {\mathrm{191}}^1\times {\mathrm{1103}}^1$

素因数の和:1319

約数の個数: 48

約数和(自身を含む): 593510400

約数和(自身を除く): 304467044

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 191, 196, 343, 382, 686, 764, 1103, 1337, 1372, 2206, 2674, 4412, 5348, 7721, 9359, 15442, 18718, 30884, 37436, 54047, 65513, 108094, 131026, 210673, 216188, 262052, 378329, 421346, 756658, 842692, 1474711, 1513316, 2949422, 5898844, 10322977, 20645954, 41291908, 72260839, 144521678, 289043356]

約数ペア:

[(1, 289043356), (2, 144521678), (4, 72260839), (7, 41291908), (14, 20645954), (28, 10322977), (49, 5898844), (98, 2949422), (191, 1513316), (196, 1474711), (343, 842692), (382, 756658), (686, 421346), (764, 378329), (1103, 262052), (1337, 216188), (1372, 210673), (2206, 131026), (2674, 108094), (4412, 65513), (5348, 54047), (7721, 37436), (9359, 30884), (15442, 18718)]