211672016

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:947

約数の個数: 40

約数和(自身を含む): 417830400

約数和(自身を除く): 206158384

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 389, 479, 568, 778, 958, 1136, 1556, 1916, 3112, 3832, 6224, 7664, 27619, 34009, 55238, 68018, 110476, 136036, 186331, 220952, 272072, 372662, 441904, 544144, 745324, 1490648, 2981296, 13229501, 26459002, 52918004, 105836008, 211672016]

約数ペア:

[(1, 211672016), (2, 105836008), (4, 52918004), (8, 26459002), (16, 13229501), (71, 2981296), (142, 1490648), (284, 745324), (389, 544144), (479, 441904), (568, 372662), (778, 272072), (958, 220952), (1136, 186331), (1556, 136036), (1916, 110476), (3112, 68018), (3832, 55238), (6224, 34009), (7664, 27619)]