1198197

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 72

約数和(自身を含む): 2489760

約数和(自身を除く): 1291563

約数列:

[1, 3, 7, 9, 11, 13, 19, 21, 33, 39, 49, 57, 63, 77, 91, 99, 117, 133, 143, 147, 171, 209, 231, 247, 273, 399, 429, 441, 539, 627, 637, 693, 741, 819, 931, 1001, 1197, 1287, 1463, 1617, 1729, 1881, 1911, 2223, 2717, 2793, 3003, 4389, 4851, 5187, 5733, 7007, 8151, 8379, 9009, 10241, 12103, 13167, 15561, 19019, 21021, 24453, 30723, 36309, 57057, 63063, 92169, 108927, 133133, 171171, 399399, 1198197]

約数ペア:

[(1, 1198197), (3, 399399), (7, 171171), (9, 133133), (11, 108927), (13, 92169), (19, 63063), (21, 57057), (33, 36309), (39, 30723), (49, 24453), (57, 21021), (63, 19019), (77, 15561), (91, 13167), (99, 12103), (117, 10241), (133, 9009), (143, 8379), (147, 8151), (171, 7007), (209, 5733), (231, 5187), (247, 4851), (273, 4389), (399, 3003), (429, 2793), (441, 2717), (539, 2223), (627, 1911), (637, 1881), (693, 1729), (741, 1617), (819, 1463), (931, 1287), (1001, 1197)]