28488278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{997}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 52981824

約数和(自身を除く): 24493546

約数列:

[1, 2, 7, 13, 14, 26, 91, 157, 182, 314, 997, 1099, 1994, 2041, 2198, 4082, 6979, 12961, 13958, 14287, 25922, 28574, 90727, 156529, 181454, 313058, 1095703, 2034877, 2191406, 4069754, 14244139, 28488278]

約数ペア:

[(1, 28488278), (2, 14244139), (7, 4069754), (13, 2191406), (14, 2034877), (26, 1095703), (91, 313058), (157, 181454), (182, 156529), (314, 90727), (997, 28574), (1099, 25922), (1994, 14287), (2041, 13958), (2198, 12961), (4082, 6979)]