81486444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2281}}^1$

素因数の和:2530

約数の個数: 48

約数和(自身を含む): 205745120

約数和(自身を除く): 124258676

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 229, 458, 687, 916, 1374, 2281, 2748, 2977, 4562, 5954, 6843, 8931, 9124, 11908, 13686, 17862, 27372, 29653, 35724, 59306, 88959, 118612, 177918, 355836, 522349, 1044698, 1567047, 2089396, 3134094, 6268188, 6790537, 13581074, 20371611, 27162148, 40743222, 81486444]

約数ペア:

[(1, 81486444), (2, 40743222), (3, 27162148), (4, 20371611), (6, 13581074), (12, 6790537), (13, 6268188), (26, 3134094), (39, 2089396), (52, 1567047), (78, 1044698), (156, 522349), (229, 355836), (458, 177918), (687, 118612), (916, 88959), (1374, 59306), (2281, 35724), (2748, 29653), (2977, 27372), (4562, 17862), (5954, 13686), (6843, 11908), (8931, 9124)]