201991842

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2887}}^1$

素因数の和:2944

約数の個数: 72

約数和(自身を含む): 494679744

約数和(自身を除く): 292687902

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 169, 207, 234, 299, 338, 414, 507, 598, 897, 1014, 1521, 1794, 2691, 2887, 3042, 3887, 5382, 5774, 7774, 8661, 11661, 17322, 23322, 25983, 34983, 37531, 51966, 66401, 69966, 75062, 112593, 132802, 199203, 225186, 337779, 398406, 487903, 597609, 675558, 863213, 975806, 1195218, 1463709, 1726426, 2589639, 2927418, 4391127, 5179278, 7768917, 8782254, 11221769, 15537834, 22443538, 33665307, 67330614, 100995921, 201991842]

約数ペア:

[(1, 201991842), (2, 100995921), (3, 67330614), (6, 33665307), (9, 22443538), (13, 15537834), (18, 11221769), (23, 8782254), (26, 7768917), (39, 5179278), (46, 4391127), (69, 2927418), (78, 2589639), (117, 1726426), (138, 1463709), (169, 1195218), (207, 975806), (234, 863213), (299, 675558), (338, 597609), (414, 487903), (507, 398406), (598, 337779), (897, 225186), (1014, 199203), (1521, 132802), (1794, 112593), (2691, 75062), (2887, 69966), (3042, 66401), (3887, 51966), (5382, 37531), (5774, 34983), (7774, 25983), (8661, 23322), (11661, 17322)]