28260106

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 51448320

約数和(自身を除く): 23188214

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 811, 917, 1622, 1834, 2489, 4978, 5677, 11354, 15409, 17423, 30818, 34846, 106241, 107863, 212482, 215726, 743687, 1487374, 2018579, 4037158, 14130053, 28260106]

約数ペア:

[(1, 28260106), (2, 14130053), (7, 4037158), (14, 2018579), (19, 1487374), (38, 743687), (131, 215726), (133, 212482), (262, 107863), (266, 106241), (811, 34846), (917, 30818), (1622, 17423), (1834, 15409), (2489, 11354), (4978, 5677)]