28654318

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1445

約数の個数: 48

約数和(自身を含む): 57456000

約数和(自身を除く): 28801682

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 418, 539, 931, 1078, 1399, 1463, 1862, 2798, 2926, 9793, 10241, 15389, 19586, 20482, 26581, 30778, 53162, 68551, 107723, 137102, 186067, 215446, 292391, 372134, 584782, 754061, 1302469, 1508122, 2046737, 2604938, 4093474, 14327159, 28654318]

約数ペア:

[(1, 28654318), (2, 14327159), (7, 4093474), (11, 2604938), (14, 2046737), (19, 1508122), (22, 1302469), (38, 754061), (49, 584782), (77, 372134), (98, 292391), (133, 215446), (154, 186067), (209, 137102), (266, 107723), (418, 68551), (539, 53162), (931, 30778), (1078, 26581), (1399, 20482), (1463, 19586), (1862, 15389), (2798, 10241), (2926, 9793)]