28706762

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{21139}}^1$

素因数の和:21245

約数の個数: 16

約数和(自身を含む): 49721280

約数和(自身を除く): 21014518

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 21139, 42278, 147973, 295946, 2050483, 4100966, 14353381, 28706762]

約数ペア:

[(1, 28706762), (2, 14353381), (7, 4100966), (14, 2050483), (97, 295946), (194, 147973), (679, 42278), (1358, 21139)]