28628808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1142

約数の個数: 64

約数和(自身を含む): 78019200

約数和(自身を除く): 49390392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 89, 104, 156, 178, 267, 312, 356, 534, 712, 1031, 1068, 1157, 2062, 2136, 2314, 3093, 3471, 4124, 4628, 6186, 6942, 8248, 9256, 12372, 13403, 13884, 24744, 26806, 27768, 40209, 53612, 80418, 91759, 107224, 160836, 183518, 275277, 321672, 367036, 550554, 734072, 1101108, 1192867, 2202216, 2385734, 3578601, 4771468, 7157202, 9542936, 14314404, 28628808]

約数ペア:

[(1, 28628808), (2, 14314404), (3, 9542936), (4, 7157202), (6, 4771468), (8, 3578601), (12, 2385734), (13, 2202216), (24, 1192867), (26, 1101108), (39, 734072), (52, 550554), (78, 367036), (89, 321672), (104, 275277), (156, 183518), (178, 160836), (267, 107224), (312, 91759), (356, 80418), (534, 53612), (712, 40209), (1031, 27768), (1068, 26806), (1157, 24744), (2062, 13884), (2136, 13403), (2314, 12372), (3093, 9256), (3471, 8248), (4124, 6942), (4628, 6186)]