81254178

素因数分解:

$2^1\times 3^4\times {\mathrm{83}}^1\times {\mathrm{6043}}^1$

素因数の和:6140

約数の個数: 40

約数和(自身を含む): 184293648

約数和(自身を除く): 103039470

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 83, 162, 166, 249, 498, 747, 1494, 2241, 4482, 6043, 6723, 12086, 13446, 18129, 36258, 54387, 108774, 163161, 326322, 489483, 501569, 978966, 1003138, 1504707, 3009414, 4514121, 9028242, 13542363, 27084726, 40627089, 81254178]

約数ペア:

[(1, 81254178), (2, 40627089), (3, 27084726), (6, 13542363), (9, 9028242), (18, 4514121), (27, 3009414), (54, 1504707), (81, 1003138), (83, 978966), (162, 501569), (166, 489483), (249, 326322), (498, 163161), (747, 108774), (1494, 54387), (2241, 36258), (4482, 18129), (6043, 13446), (6723, 12086)]