201300813

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 339970176

約数和(自身を除く): 138669363

約数列:

[1, 3, 7, 9, 21, 63, 83, 137, 249, 281, 411, 581, 747, 843, 959, 1233, 1743, 1967, 2529, 2877, 5229, 5901, 8631, 11371, 17703, 23323, 34113, 38497, 69969, 79597, 102339, 115491, 163261, 209907, 238791, 269479, 346473, 489783, 716373, 808437, 1469349, 2425311, 3195251, 9585753, 22366757, 28757259, 67100271, 201300813]

約数ペア:

[(1, 201300813), (3, 67100271), (7, 28757259), (9, 22366757), (21, 9585753), (63, 3195251), (83, 2425311), (137, 1469349), (249, 808437), (281, 716373), (411, 489783), (581, 346473), (747, 269479), (843, 238791), (959, 209907), (1233, 163261), (1743, 115491), (1967, 102339), (2529, 79597), (2877, 69969), (5229, 38497), (5901, 34113), (8631, 23323), (11371, 17703)]