1328380668

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{647359}}^1$

素因数の和:647391

約数の個数: 48

約数和(自身を含む): 3625216000

約数和(自身を除く): 2296835332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 647359, 1294718, 1942077, 2589436, 3884154, 5826231, 7768308, 11652462, 12299821, 17478693, 23304924, 24599642, 34957386, 36899463, 49199284, 69914772, 73798926, 110698389, 147597852, 221396778, 332095167, 442793556, 664190334, 1328380668]

約数ペア:

[(1, 1328380668), (2, 664190334), (3, 442793556), (4, 332095167), (6, 221396778), (9, 147597852), (12, 110698389), (18, 73798926), (19, 69914772), (27, 49199284), (36, 36899463), (38, 34957386), (54, 24599642), (57, 23304924), (76, 17478693), (108, 12299821), (114, 11652462), (171, 7768308), (228, 5826231), (342, 3884154), (513, 2589436), (684, 1942077), (1026, 1294718), (2052, 647359)]