31388928

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1777}}^1$

素因数の和:1819

約数の個数: 72

約数和(自身を含む): 87221568

約数和(自身を除く): 55832640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 552, 736, 768, 1104, 1472, 1777, 2208, 2944, 3554, 4416, 5331, 5888, 7108, 8832, 10662, 14216, 17664, 21324, 28432, 40871, 42648, 56864, 81742, 85296, 113728, 122613, 163484, 170592, 227456, 245226, 326968, 341184, 454912, 490452, 653936, 682368, 980904, 1307872, 1364736, 1961808, 2615744, 3923616, 5231488, 7847232, 10462976, 15694464, 31388928]

約数ペア:

[(1, 31388928), (2, 15694464), (3, 10462976), (4, 7847232), (6, 5231488), (8, 3923616), (12, 2615744), (16, 1961808), (23, 1364736), (24, 1307872), (32, 980904), (46, 682368), (48, 653936), (64, 490452), (69, 454912), (92, 341184), (96, 326968), (128, 245226), (138, 227456), (184, 170592), (192, 163484), (256, 122613), (276, 113728), (368, 85296), (384, 81742), (552, 56864), (736, 42648), (768, 40871), (1104, 28432), (1472, 21324), (1777, 17664), (2208, 14216), (2944, 10662), (3554, 8832), (4416, 7108), (5331, 5888)]