1213540578

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{8171}}^1$

素因数の和:8439

約数の個数: 48

約数和(自身を含む): 2712842496

約数和(自身を除く): 1499301918

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 223, 333, 446, 666, 669, 1338, 2007, 4014, 8171, 8251, 16342, 16502, 24513, 24753, 49026, 49506, 73539, 74259, 147078, 148518, 302327, 604654, 906981, 1813962, 1822133, 2720943, 3644266, 5441886, 5466399, 10932798, 16399197, 32798394, 67418921, 134837842, 202256763, 404513526, 606770289, 1213540578]

約数ペア:

[(1, 1213540578), (2, 606770289), (3, 404513526), (6, 202256763), (9, 134837842), (18, 67418921), (37, 32798394), (74, 16399197), (111, 10932798), (222, 5466399), (223, 5441886), (333, 3644266), (446, 2720943), (666, 1822133), (669, 1813962), (1338, 906981), (2007, 604654), (4014, 302327), (8171, 148518), (8251, 147078), (16342, 74259), (16502, 73539), (24513, 49506), (24753, 49026)]