3975218

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:666

約数の個数: 24

約数和(自身を含む): 6807600

約数和(自身を除く): 2832382

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 619, 1238, 3211, 6422, 8047, 11761, 16094, 23522, 104611, 152893, 209222, 305786, 1987609, 3975218]

約数ペア:

[(1, 3975218), (2, 1987609), (13, 305786), (19, 209222), (26, 152893), (38, 104611), (169, 23522), (247, 16094), (338, 11761), (494, 8047), (619, 6422), (1238, 3211)]