123481617

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 200034432

約数和(自身を除く): 76552815

約数列:

[1, 3, 7, 21, 37, 49, 73, 111, 147, 219, 259, 311, 511, 777, 933, 1533, 1813, 2177, 2701, 3577, 5439, 6531, 8103, 10731, 11507, 15239, 18907, 22703, 34521, 45717, 56721, 68109, 80549, 132349, 158921, 241647, 397047, 476763, 563843, 840011, 1112447, 1691529, 2520033, 3337341, 5880077, 17640231, 41160539, 123481617]

約数ペア:

[(1, 123481617), (3, 41160539), (7, 17640231), (21, 5880077), (37, 3337341), (49, 2520033), (73, 1691529), (111, 1112447), (147, 840011), (219, 563843), (259, 476763), (311, 397047), (511, 241647), (777, 158921), (933, 132349), (1533, 80549), (1813, 68109), (2177, 56721), (2701, 45717), (3577, 34521), (5439, 22703), (6531, 18907), (8103, 15239), (10731, 11507)]