1961883

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 3744000

約数和(自身を除く): 1782117

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 149, 171, 209, 231, 399, 447, 627, 693, 1043, 1197, 1341, 1463, 1639, 1881, 2831, 3129, 4389, 4917, 8493, 9387, 11473, 13167, 14751, 19817, 25479, 31141, 34419, 59451, 93423, 103257, 178353, 217987, 280269, 653961, 1961883]

約数ペア:

[(1, 1961883), (3, 653961), (7, 280269), (9, 217987), (11, 178353), (19, 103257), (21, 93423), (33, 59451), (57, 34419), (63, 31141), (77, 25479), (99, 19817), (133, 14751), (149, 13167), (171, 11473), (209, 9387), (231, 8493), (399, 4917), (447, 4389), (627, 3129), (693, 2831), (1043, 1881), (1197, 1639), (1341, 1463)]