28781672

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1867}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 56488320

約数和(自身を除く): 27706648

約数列:

[1, 2, 4, 8, 41, 47, 82, 94, 164, 188, 328, 376, 1867, 1927, 3734, 3854, 7468, 7708, 14936, 15416, 76547, 87749, 153094, 175498, 306188, 350996, 612376, 701992, 3597709, 7195418, 14390836, 28781672]

約数ペア:

[(1, 28781672), (2, 14390836), (4, 7195418), (8, 3597709), (41, 701992), (47, 612376), (82, 350996), (94, 306188), (164, 175498), (188, 153094), (328, 87749), (376, 76547), (1867, 15416), (1927, 14936), (3734, 7708), (3854, 7468)]