31211232

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 89540640

約数和(自身を除く): 58329408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 89, 96, 104, 156, 178, 208, 267, 281, 312, 356, 416, 534, 562, 624, 712, 843, 1068, 1124, 1157, 1248, 1424, 1686, 2136, 2248, 2314, 2848, 3372, 3471, 3653, 4272, 4496, 4628, 6744, 6942, 7306, 8544, 8992, 9256, 10959, 13488, 13884, 14612, 18512, 21918, 25009, 26976, 27768, 29224, 37024, 43836, 50018, 55536, 58448, 75027, 87672, 100036, 111072, 116896, 150054, 175344, 200072, 300108, 325117, 350688, 400144, 600216, 650234, 800288, 975351, 1200432, 1300468, 1950702, 2400864, 2600936, 3901404, 5201872, 7802808, 10403744, 15605616, 31211232]

約数ペア:

[(1, 31211232), (2, 15605616), (3, 10403744), (4, 7802808), (6, 5201872), (8, 3901404), (12, 2600936), (13, 2400864), (16, 1950702), (24, 1300468), (26, 1200432), (32, 975351), (39, 800288), (48, 650234), (52, 600216), (78, 400144), (89, 350688), (96, 325117), (104, 300108), (156, 200072), (178, 175344), (208, 150054), (267, 116896), (281, 111072), (312, 100036), (356, 87672), (416, 75027), (534, 58448), (562, 55536), (624, 50018), (712, 43836), (843, 37024), (1068, 29224), (1124, 27768), (1157, 26976), (1248, 25009), (1424, 21918), (1686, 18512), (2136, 14612), (2248, 13884), (2314, 13488), (2848, 10959), (3372, 9256), (3471, 8992), (3653, 8544), (4272, 7306), (4496, 6942), (4628, 6744)]