121589721

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 214272000

約数和(自身を除く): 92682279

約数列:

[1, 3, 9, 11, 19, 27, 29, 33, 57, 87, 99, 171, 209, 261, 297, 319, 513, 551, 627, 743, 783, 957, 1653, 1881, 2229, 2871, 4959, 5643, 6061, 6687, 8173, 8613, 14117, 14877, 18183, 20061, 21547, 24519, 42351, 54549, 64641, 73557, 127053, 155287, 163647, 193923, 220671, 237017, 381159, 409393, 465861, 581769, 711051, 1228179, 1397583, 2133153, 3684537, 4192749, 4503323, 6399459, 11053611, 13509969, 40529907, 121589721]

約数ペア:

[(1, 121589721), (3, 40529907), (9, 13509969), (11, 11053611), (19, 6399459), (27, 4503323), (29, 4192749), (33, 3684537), (57, 2133153), (87, 1397583), (99, 1228179), (171, 711051), (209, 581769), (261, 465861), (297, 409393), (319, 381159), (513, 237017), (551, 220671), (627, 193923), (743, 163647), (783, 155287), (957, 127053), (1653, 73557), (1881, 64641), (2229, 54549), (2871, 42351), (4959, 24519), (5643, 21547), (6061, 20061), (6687, 18183), (8173, 14877), (8613, 14117)]