81643032

素因数分解:

$2^3\times 3^3\times {\mathrm{547}}^1\times {\mathrm{691}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 227529600

約数和(自身を除く): 145886568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 547, 691, 1094, 1382, 1641, 2073, 2188, 2764, 3282, 4146, 4376, 4923, 5528, 6219, 6564, 8292, 9846, 12438, 13128, 14769, 16584, 18657, 19692, 24876, 29538, 37314, 39384, 49752, 59076, 74628, 118152, 149256, 377977, 755954, 1133931, 1511908, 2267862, 3023816, 3401793, 4535724, 6803586, 9071448, 10205379, 13607172, 20410758, 27214344, 40821516, 81643032]

約数ペア:

[(1, 81643032), (2, 40821516), (3, 27214344), (4, 20410758), (6, 13607172), (8, 10205379), (9, 9071448), (12, 6803586), (18, 4535724), (24, 3401793), (27, 3023816), (36, 2267862), (54, 1511908), (72, 1133931), (108, 755954), (216, 377977), (547, 149256), (691, 118152), (1094, 74628), (1382, 59076), (1641, 49752), (2073, 39384), (2188, 37314), (2764, 29538), (3282, 24876), (4146, 19692), (4376, 18657), (4923, 16584), (5528, 14769), (6219, 13128), (6564, 12438), (8292, 9846)]