31678956

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1463

約数の個数: 72

約数和(自身を含む): 87141600

約数和(自身を除く): 55462644

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, 1399, 1887, 2516, 2798, 3774, 4197, 5596, 5661, 7548, 8394, 11322, 12591, 16788, 22644, 23783, 25182, 47566, 50364, 51763, 71349, 95132, 103526, 142698, 155289, 207052, 214047, 285396, 310578, 428094, 465867, 621156, 856188, 879971, 931734, 1759942, 1863468, 2639913, 3519884, 5279826, 7919739, 10559652, 15839478, 31678956]

約数ペア:

[(1, 31678956), (2, 15839478), (3, 10559652), (4, 7919739), (6, 5279826), (9, 3519884), (12, 2639913), (17, 1863468), (18, 1759942), (34, 931734), (36, 879971), (37, 856188), (51, 621156), (68, 465867), (74, 428094), (102, 310578), (111, 285396), (148, 214047), (153, 207052), (204, 155289), (222, 142698), (306, 103526), (333, 95132), (444, 71349), (612, 51763), (629, 50364), (666, 47566), (1258, 25182), (1332, 23783), (1399, 22644), (1887, 16788), (2516, 12591), (2798, 11322), (3774, 8394), (4197, 7548), (5596, 5661)]