81961848

素因数分解:

$2^3\times 3^3\times {\mathrm{229}}^1\times {\mathrm{1657}}^1$

素因数の和:1901

約数の個数: 64

約数和(自身を含む): 228804000

約数和(自身を除く): 146842152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 229, 458, 687, 916, 1374, 1657, 1832, 2061, 2748, 3314, 4122, 4971, 5496, 6183, 6628, 8244, 9942, 12366, 13256, 14913, 16488, 19884, 24732, 29826, 39768, 44739, 49464, 59652, 89478, 119304, 178956, 357912, 379453, 758906, 1138359, 1517812, 2276718, 3035624, 3415077, 4553436, 6830154, 9106872, 10245231, 13660308, 20490462, 27320616, 40980924, 81961848]

約数ペア:

[(1, 81961848), (2, 40980924), (3, 27320616), (4, 20490462), (6, 13660308), (8, 10245231), (9, 9106872), (12, 6830154), (18, 4553436), (24, 3415077), (27, 3035624), (36, 2276718), (54, 1517812), (72, 1138359), (108, 758906), (216, 379453), (229, 357912), (458, 178956), (687, 119304), (916, 89478), (1374, 59652), (1657, 49464), (1832, 44739), (2061, 39768), (2748, 29826), (3314, 24732), (4122, 19884), (4971, 16488), (5496, 14913), (6183, 13256), (6628, 12366), (8244, 9942)]