51254541

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 85818096

約数和(自身を除く): 34563555

約数列:

[1, 3, 9, 13, 17, 39, 51, 73, 117, 153, 219, 221, 353, 657, 663, 949, 1059, 1241, 1989, 2847, 3177, 3723, 4589, 6001, 8541, 11169, 13767, 16133, 18003, 25769, 41301, 48399, 54009, 77307, 78013, 145197, 231921, 234039, 334997, 438073, 702117, 1004991, 1314219, 3014973, 3942657, 5694949, 17084847, 51254541]

約数ペア:

[(1, 51254541), (3, 17084847), (9, 5694949), (13, 3942657), (17, 3014973), (39, 1314219), (51, 1004991), (73, 702117), (117, 438073), (153, 334997), (219, 234039), (221, 231921), (353, 145197), (657, 78013), (663, 77307), (949, 54009), (1059, 48399), (1241, 41301), (1989, 25769), (2847, 18003), (3177, 16133), (3723, 13767), (4589, 11169), (6001, 8541)]