28260934

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 47121984

約数和(自身を除く): 18861050

約数列:

[1, 2, 13, 26, 61, 103, 122, 173, 206, 346, 793, 1339, 1586, 2249, 2678, 4498, 6283, 10553, 12566, 17819, 21106, 35638, 81679, 137189, 163358, 231647, 274378, 463294, 1086959, 2173918, 14130467, 28260934]

約数ペア:

[(1, 28260934), (2, 14130467), (13, 2173918), (26, 1086959), (61, 463294), (103, 274378), (122, 231647), (173, 163358), (206, 137189), (346, 81679), (793, 35638), (1339, 21106), (1586, 17819), (2249, 12566), (2678, 10553), (4498, 6283)]