81965736

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12241}}^1$

素因数の和:12287

約数の個数: 64

約数和(自身を含む): 235046400

約数和(自身を除く): 153080664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 12241, 24482, 36723, 48964, 73446, 97928, 110169, 146892, 220338, 293784, 330507, 379471, 440676, 661014, 758942, 881352, 1138413, 1322028, 1517884, 2276826, 2644056, 3035768, 3415239, 4553652, 6830478, 9107304, 10245717, 13660956, 20491434, 27321912, 40982868, 81965736]

約数ペア:

[(1, 81965736), (2, 40982868), (3, 27321912), (4, 20491434), (6, 13660956), (8, 10245717), (9, 9107304), (12, 6830478), (18, 4553652), (24, 3415239), (27, 3035768), (31, 2644056), (36, 2276826), (54, 1517884), (62, 1322028), (72, 1138413), (93, 881352), (108, 758942), (124, 661014), (186, 440676), (216, 379471), (248, 330507), (279, 293784), (372, 220338), (558, 146892), (744, 110169), (837, 97928), (1116, 73446), (1674, 48964), (2232, 36723), (3348, 24482), (6696, 12241)]