28291214

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 49787136

約数和(自身を除く): 21495922

約数列:

[1, 2, 7, 14, 83, 97, 166, 194, 251, 502, 581, 679, 1162, 1358, 1757, 3514, 8051, 16102, 20833, 24347, 41666, 48694, 56357, 112714, 145831, 170429, 291662, 340858, 2020801, 4041602, 14145607, 28291214]

約数ペア:

[(1, 28291214), (2, 14145607), (7, 4041602), (14, 2020801), (83, 340858), (97, 291662), (166, 170429), (194, 145831), (251, 112714), (502, 56357), (581, 48694), (679, 41666), (1162, 24347), (1358, 20833), (1757, 16102), (3514, 8051)]