81696552

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21143}}^1$

素因数の和:21182

約数の個数: 64

約数和(自身を含む): 243578880

約数和(自身を除く): 161882328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 21143, 42286, 63429, 84572, 126858, 148001, 169144, 253716, 296002, 444003, 486289, 507432, 592004, 888006, 972578, 1184008, 1458867, 1776012, 1945156, 2917734, 3404023, 3552024, 3890312, 5835468, 6808046, 10212069, 11670936, 13616092, 20424138, 27232184, 40848276, 81696552]

約数ペア:

[(1, 81696552), (2, 40848276), (3, 27232184), (4, 20424138), (6, 13616092), (7, 11670936), (8, 10212069), (12, 6808046), (14, 5835468), (21, 3890312), (23, 3552024), (24, 3404023), (28, 2917734), (42, 1945156), (46, 1776012), (56, 1458867), (69, 1184008), (84, 972578), (92, 888006), (138, 592004), (161, 507432), (168, 486289), (184, 444003), (276, 296002), (322, 253716), (483, 169144), (552, 148001), (644, 126858), (966, 84572), (1288, 63429), (1932, 42286), (3864, 21143)]