205126831

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4091}}^1$

素因数の和:4159

約数の個数: 32

約数和(自身を含む): 274982400

約数和(自身を除く): 69855569

約数列:

[1, 7, 13, 19, 29, 91, 133, 203, 247, 377, 551, 1729, 2639, 3857, 4091, 7163, 28637, 50141, 53183, 77729, 118639, 372281, 544103, 830473, 1010477, 1542307, 2254141, 7073339, 10796149, 15778987, 29303833, 205126831]

約数ペア:

[(1, 205126831), (7, 29303833), (13, 15778987), (19, 10796149), (29, 7073339), (91, 2254141), (133, 1542307), (203, 1010477), (247, 830473), (377, 544103), (551, 372281), (1729, 118639), (2639, 77729), (3857, 53183), (4091, 50141), (7163, 28637)]