289412964

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{12781}}^1$

素因数の和:12845

約数の個数: 72

約数和(自身を含む): 795602808

約数和(自身を除く): 506189844

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 37, 51, 68, 74, 102, 111, 148, 153, 204, 222, 306, 333, 444, 612, 629, 666, 1258, 1332, 1887, 2516, 3774, 5661, 7548, 11322, 12781, 22644, 25562, 38343, 51124, 76686, 115029, 153372, 217277, 230058, 434554, 460116, 472897, 651831, 869108, 945794, 1303662, 1418691, 1891588, 1955493, 2607324, 2837382, 3910986, 4256073, 5674764, 7821972, 8039249, 8512146, 16078498, 17024292, 24117747, 32156996, 48235494, 72353241, 96470988, 144706482, 289412964]

約数ペア:

[(1, 289412964), (2, 144706482), (3, 96470988), (4, 72353241), (6, 48235494), (9, 32156996), (12, 24117747), (17, 17024292), (18, 16078498), (34, 8512146), (36, 8039249), (37, 7821972), (51, 5674764), (68, 4256073), (74, 3910986), (102, 2837382), (111, 2607324), (148, 1955493), (153, 1891588), (204, 1418691), (222, 1303662), (306, 945794), (333, 869108), (444, 651831), (612, 472897), (629, 460116), (666, 434554), (1258, 230058), (1332, 217277), (1887, 153372), (2516, 115029), (3774, 76686), (5661, 51124), (7548, 38343), (11322, 25562), (12781, 22644)]