81437808

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{41381}}^1$

素因数の和:41433

約数の個数: 40

約数和(自身を含む): 215517456

約数和(自身を除く): 134079648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 41381, 82762, 124143, 165524, 248286, 331048, 496572, 662096, 993144, 1696621, 1986288, 3393242, 5089863, 6786484, 10179726, 13572968, 20359452, 27145936, 40718904, 81437808]

約数ペア:

[(1, 81437808), (2, 40718904), (3, 27145936), (4, 20359452), (6, 13572968), (8, 10179726), (12, 6786484), (16, 5089863), (24, 3393242), (41, 1986288), (48, 1696621), (82, 993144), (123, 662096), (164, 496572), (246, 331048), (328, 248286), (492, 165524), (656, 124143), (984, 82762), (1968, 41381)]