200131503

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 338257920

約数和(自身を除く): 138126417

約数列:

[1, 3, 11, 13, 19, 33, 39, 43, 57, 129, 143, 209, 247, 429, 473, 559, 571, 627, 741, 817, 1419, 1677, 1713, 2451, 2717, 6149, 6281, 7423, 8151, 8987, 10621, 10849, 18447, 18843, 22269, 24553, 26961, 31863, 32547, 73659, 81653, 116831, 119339, 141037, 244959, 270083, 319189, 350493, 358017, 423111, 466507, 810249, 957567, 1399521, 1551407, 3511079, 4654221, 5131577, 6064591, 10533237, 15394731, 18193773, 66710501, 200131503]

約数ペア:

[(1, 200131503), (3, 66710501), (11, 18193773), (13, 15394731), (19, 10533237), (33, 6064591), (39, 5131577), (43, 4654221), (57, 3511079), (129, 1551407), (143, 1399521), (209, 957567), (247, 810249), (429, 466507), (473, 423111), (559, 358017), (571, 350493), (627, 319189), (741, 270083), (817, 244959), (1419, 141037), (1677, 119339), (1713, 116831), (2451, 81653), (2717, 73659), (6149, 32547), (6281, 31863), (7423, 26961), (8151, 24553), (8987, 22269), (10621, 18843), (10849, 18447)]