258581883

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 422982144

約数和(自身を除く): 164400261

約数列:

[1, 3, 7, 17, 21, 51, 119, 137, 289, 311, 357, 411, 867, 933, 959, 2023, 2177, 2329, 2877, 5287, 6069, 6531, 6987, 15861, 16303, 37009, 39593, 42607, 48909, 89879, 111027, 118779, 127821, 269637, 277151, 298249, 629153, 724319, 831453, 894747, 1887459, 2172957, 5070233, 12313423, 15210699, 36940269, 86193961, 258581883]

約数ペア:

[(1, 258581883), (3, 86193961), (7, 36940269), (17, 15210699), (21, 12313423), (51, 5070233), (119, 2172957), (137, 1887459), (289, 894747), (311, 831453), (357, 724319), (411, 629153), (867, 298249), (933, 277151), (959, 269637), (2023, 127821), (2177, 118779), (2329, 111027), (2877, 89879), (5287, 48909), (6069, 42607), (6531, 39593), (6987, 37009), (15861, 16303)]