127437128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{907}}^1$

素因数の和:1126

約数の個数: 64

約数和(自身を含む): 295935360

約数和(自身を除く): 168498232

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 193, 364, 386, 728, 772, 907, 1351, 1544, 1814, 2509, 2702, 3628, 5018, 5404, 6349, 7256, 10036, 10808, 11791, 12698, 17563, 20072, 23582, 25396, 35126, 47164, 50792, 70252, 82537, 94328, 140504, 165074, 175051, 330148, 350102, 660296, 700204, 1225357, 1400408, 2275663, 2450714, 4551326, 4901428, 9102652, 9802856, 15929641, 18205304, 31859282, 63718564, 127437128]

約数ペア:

[(1, 127437128), (2, 63718564), (4, 31859282), (7, 18205304), (8, 15929641), (13, 9802856), (14, 9102652), (26, 4901428), (28, 4551326), (52, 2450714), (56, 2275663), (91, 1400408), (104, 1225357), (182, 700204), (193, 660296), (364, 350102), (386, 330148), (728, 175051), (772, 165074), (907, 140504), (1351, 94328), (1544, 82537), (1814, 70252), (2509, 50792), (2702, 47164), (3628, 35126), (5018, 25396), (5404, 23582), (6349, 20072), (7256, 17563), (10036, 12698), (10808, 11791)]