12868605

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 25056000

約数和(自身を除く): 12187395

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 45, 57, 87, 95, 135, 145, 171, 173, 261, 285, 435, 513, 519, 551, 783, 855, 865, 1305, 1557, 1653, 2565, 2595, 2755, 3287, 3915, 4671, 4959, 5017, 7785, 8265, 9861, 14877, 15051, 16435, 23355, 24795, 25085, 29583, 45153, 49305, 74385, 75255, 88749, 95323, 135459, 147915, 225765, 285969, 443745, 476615, 677295, 857907, 1429845, 2573721, 4289535, 12868605]

約数ペア:

[(1, 12868605), (3, 4289535), (5, 2573721), (9, 1429845), (15, 857907), (19, 677295), (27, 476615), (29, 443745), (45, 285969), (57, 225765), (87, 147915), (95, 135459), (135, 95323), (145, 88749), (171, 75255), (173, 74385), (261, 49305), (285, 45153), (435, 29583), (513, 25085), (519, 24795), (551, 23355), (783, 16435), (855, 15051), (865, 14877), (1305, 9861), (1557, 8265), (1653, 7785), (2565, 5017), (2595, 4959), (2755, 4671), (3287, 3915)]