2578338

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 6912000

約数和(自身を除く): 4333662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 359, 378, 399, 513, 718, 798, 1026, 1077, 1197, 2154, 2394, 2513, 3231, 3591, 5026, 6462, 6821, 7182, 7539, 9693, 13642, 15078, 19386, 20463, 22617, 40926, 45234, 47747, 61389, 67851, 95494, 122778, 135702, 143241, 184167, 286482, 368334, 429723, 859446, 1289169, 2578338]

約数ペア:

[(1, 2578338), (2, 1289169), (3, 859446), (6, 429723), (7, 368334), (9, 286482), (14, 184167), (18, 143241), (19, 135702), (21, 122778), (27, 95494), (38, 67851), (42, 61389), (54, 47747), (57, 45234), (63, 40926), (114, 22617), (126, 20463), (133, 19386), (171, 15078), (189, 13642), (266, 9693), (342, 7539), (359, 7182), (378, 6821), (399, 6462), (513, 5026), (718, 3591), (798, 3231), (1026, 2513), (1077, 2394), (1197, 2154)]