28610428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4889}}^1$

素因数の和:4930

約数の個数: 48

約数和(自身を含む): 65721600

約数和(自身を除く): 37111172

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 4889, 5852, 9778, 19556, 34223, 53779, 68446, 92891, 107558, 136892, 185782, 215116, 371564, 376453, 650237, 752906, 1021801, 1300474, 1505812, 2043602, 2600948, 4087204, 7152607, 14305214, 28610428]

約数ペア:

[(1, 28610428), (2, 14305214), (4, 7152607), (7, 4087204), (11, 2600948), (14, 2043602), (19, 1505812), (22, 1300474), (28, 1021801), (38, 752906), (44, 650237), (76, 376453), (77, 371564), (133, 215116), (154, 185782), (209, 136892), (266, 107558), (308, 92891), (418, 68446), (532, 53779), (836, 34223), (1463, 19556), (2926, 9778), (4889, 5852)]