2178118878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{256189}}^1$

素因数の和:256316

約数の個数: 32

約数和(自身を含む): 4734391200

約数和(自身を除く): 2556272322

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 109, 218, 327, 654, 1417, 2834, 4251, 8502, 256189, 512378, 768567, 1537134, 3330457, 6660914, 9991371, 19982742, 27924601, 55849202, 83773803, 167547606, 363019813, 726039626, 1089059439, 2178118878]

約数ペア:

[(1, 2178118878), (2, 1089059439), (3, 726039626), (6, 363019813), (13, 167547606), (26, 83773803), (39, 55849202), (78, 27924601), (109, 19982742), (218, 9991371), (327, 6660914), (654, 3330457), (1417, 1537134), (2834, 768567), (4251, 512378), (8502, 256189)]