12980754

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 29762304

約数和(自身を除く): 16781550

約数列:

[1, 2, 3, 6, 9, 18, 31, 43, 62, 86, 93, 129, 186, 258, 279, 387, 541, 558, 774, 1082, 1333, 1623, 2666, 3246, 3999, 4869, 7998, 9738, 11997, 16771, 23263, 23994, 33542, 46526, 50313, 69789, 100626, 139578, 150939, 209367, 301878, 418734, 721153, 1442306, 2163459, 4326918, 6490377, 12980754]

約数ペア:

[(1, 12980754), (2, 6490377), (3, 4326918), (6, 2163459), (9, 1442306), (18, 721153), (31, 418734), (43, 301878), (62, 209367), (86, 150939), (93, 139578), (129, 100626), (186, 69789), (258, 50313), (279, 46526), (387, 33542), (541, 23994), (558, 23263), (774, 16771), (1082, 11997), (1333, 9738), (1623, 7998), (2666, 4869), (3246, 3999)]