2172321112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{12791}}^1$

素因数の和:12904

約数の個数: 64

約数和(自身を含む): 4641960960

約数和(自身を除く): 2469639848

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 71, 92, 104, 142, 184, 284, 299, 568, 598, 923, 1196, 1633, 1846, 2392, 3266, 3692, 6532, 7384, 12791, 13064, 21229, 25582, 42458, 51164, 84916, 102328, 166283, 169832, 294193, 332566, 588386, 665132, 908161, 1176772, 1330264, 1816322, 2353544, 3632644, 3824509, 7265288, 7649018, 11806093, 15298036, 20887703, 23612186, 30596072, 41775406, 47224372, 83550812, 94448744, 167101624, 271540139, 543080278, 1086160556, 2172321112]

約数ペア:

[(1, 2172321112), (2, 1086160556), (4, 543080278), (8, 271540139), (13, 167101624), (23, 94448744), (26, 83550812), (46, 47224372), (52, 41775406), (71, 30596072), (92, 23612186), (104, 20887703), (142, 15298036), (184, 11806093), (284, 7649018), (299, 7265288), (568, 3824509), (598, 3632644), (923, 2353544), (1196, 1816322), (1633, 1330264), (1846, 1176772), (2392, 908161), (3266, 665132), (3692, 588386), (6532, 332566), (7384, 294193), (12791, 169832), (13064, 166283), (21229, 102328), (25582, 84916), (42458, 51164)]