172941808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26821}}^1$

素因数の和:26873

約数の個数: 40

約数和(自身を含む): 372503936

約数和(自身を除く): 199562128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 26821, 53642, 107284, 214568, 348673, 429136, 697346, 831451, 1394692, 1662902, 2789384, 3325804, 5578768, 6651608, 10808863, 13303216, 21617726, 43235452, 86470904, 172941808]

約数ペア:

[(1, 172941808), (2, 86470904), (4, 43235452), (8, 21617726), (13, 13303216), (16, 10808863), (26, 6651608), (31, 5578768), (52, 3325804), (62, 2789384), (104, 1662902), (124, 1394692), (208, 831451), (248, 697346), (403, 429136), (496, 348673), (806, 214568), (1612, 107284), (3224, 53642), (6448, 26821)]