12597687

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:245

約数の個数: 40

約数和(自身を含む): 20211840

約数和(自身を除く): 7614153

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 173, 261, 279, 519, 783, 837, 899, 1557, 2349, 2511, 2697, 4671, 5017, 5363, 8091, 14013, 15051, 16089, 24273, 45153, 48267, 72819, 135459, 144801, 155527, 406377, 434403, 466581, 1399743, 4199229, 12597687]

約数ペア:

[(1, 12597687), (3, 4199229), (9, 1399743), (27, 466581), (29, 434403), (31, 406377), (81, 155527), (87, 144801), (93, 135459), (173, 72819), (261, 48267), (279, 45153), (519, 24273), (783, 16089), (837, 15051), (899, 14013), (1557, 8091), (2349, 5363), (2511, 5017), (2697, 4671)]