278451732

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{26641}}^1$

素因数の和:26728

約数の個数: 48

約数和(自身を含む): 710169152

約数和(自身を除く): 431717420

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 2613, 3484, 5226, 10452, 26641, 53282, 79923, 106564, 159846, 319692, 346333, 692666, 1038999, 1385332, 1784947, 2077998, 3569894, 4155996, 5354841, 7139788, 10709682, 21419364, 23204311, 46408622, 69612933, 92817244, 139225866, 278451732]

約数ペア:

[(1, 278451732), (2, 139225866), (3, 92817244), (4, 69612933), (6, 46408622), (12, 23204311), (13, 21419364), (26, 10709682), (39, 7139788), (52, 5354841), (67, 4155996), (78, 3569894), (134, 2077998), (156, 1784947), (201, 1385332), (268, 1038999), (402, 692666), (804, 346333), (871, 319692), (1742, 159846), (2613, 106564), (3484, 79923), (5226, 53282), (10452, 26641)]