28779842

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5101}}^1$

素因数の和:5154

約数の個数: 32

約数和(自身を含む): 54856704

約数和(自身を除く): 26076862

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5101, 5642, 10202, 35707, 66313, 71414, 132626, 158131, 316262, 464191, 928382, 1106917, 2055703, 2213834, 4111406, 14389921, 28779842]

約数ペア:

[(1, 28779842), (2, 14389921), (7, 4111406), (13, 2213834), (14, 2055703), (26, 1106917), (31, 928382), (62, 464191), (91, 316262), (182, 158131), (217, 132626), (403, 71414), (434, 66313), (806, 35707), (2821, 10202), (5101, 5642)]