12958556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 26290656

約数和(自身を除く): 13332100

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 107, 137, 214, 221, 274, 428, 442, 548, 884, 1391, 1781, 1819, 2329, 2782, 3562, 3638, 4658, 5564, 7124, 7276, 9316, 14659, 23647, 29318, 30277, 47294, 58636, 60554, 94588, 121108, 190567, 249203, 381134, 498406, 762268, 996812, 3239639, 6479278, 12958556]

約数ペア:

[(1, 12958556), (2, 6479278), (4, 3239639), (13, 996812), (17, 762268), (26, 498406), (34, 381134), (52, 249203), (68, 190567), (107, 121108), (137, 94588), (214, 60554), (221, 58636), (274, 47294), (428, 30277), (442, 29318), (548, 23647), (884, 14659), (1391, 9316), (1781, 7276), (1819, 7124), (2329, 5564), (2782, 4658), (3562, 3638)]