81544482

素因数分解:

$2^1\times 3^7\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 186251520

約数和(自身を除く): 104707038

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 103, 162, 181, 206, 243, 309, 362, 486, 543, 618, 729, 927, 1086, 1458, 1629, 1854, 2187, 2781, 3258, 4374, 4887, 5562, 8343, 9774, 14661, 16686, 18643, 25029, 29322, 37286, 43983, 50058, 55929, 75087, 87966, 111858, 131949, 150174, 167787, 225261, 263898, 335574, 395847, 450522, 503361, 791694, 1006722, 1510083, 3020166, 4530249, 9060498, 13590747, 27181494, 40772241, 81544482]

約数ペア:

[(1, 81544482), (2, 40772241), (3, 27181494), (6, 13590747), (9, 9060498), (18, 4530249), (27, 3020166), (54, 1510083), (81, 1006722), (103, 791694), (162, 503361), (181, 450522), (206, 395847), (243, 335574), (309, 263898), (362, 225261), (486, 167787), (543, 150174), (618, 131949), (729, 111858), (927, 87966), (1086, 75087), (1458, 55929), (1629, 50058), (1854, 43983), (2187, 37286), (2781, 29322), (3258, 25029), (4374, 18643), (4887, 16686), (5562, 14661), (8343, 9774)]