198475758

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1291}}^1$

素因数の和:1391

約数の個数: 80

約数和(自身を含む): 485879856

約数和(自身を除く): 287404098

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 73, 78, 81, 117, 146, 162, 219, 234, 351, 438, 657, 702, 949, 1053, 1291, 1314, 1898, 1971, 2106, 2582, 2847, 3873, 3942, 5694, 5913, 7746, 8541, 11619, 11826, 16783, 17082, 23238, 25623, 33566, 34857, 50349, 51246, 69714, 76869, 94243, 100698, 104571, 151047, 153738, 188486, 209142, 282729, 302094, 453141, 565458, 848187, 906282, 1225159, 1359423, 1696374, 2450318, 2544561, 2718846, 3675477, 5089122, 7350954, 7633683, 11026431, 15267366, 22052862, 33079293, 66158586, 99237879, 198475758]

約数ペア:

[(1, 198475758), (2, 99237879), (3, 66158586), (6, 33079293), (9, 22052862), (13, 15267366), (18, 11026431), (26, 7633683), (27, 7350954), (39, 5089122), (54, 3675477), (73, 2718846), (78, 2544561), (81, 2450318), (117, 1696374), (146, 1359423), (162, 1225159), (219, 906282), (234, 848187), (351, 565458), (438, 453141), (657, 302094), (702, 282729), (949, 209142), (1053, 188486), (1291, 153738), (1314, 151047), (1898, 104571), (1971, 100698), (2106, 94243), (2582, 76869), (2847, 69714), (3873, 51246), (3942, 50349), (5694, 34857), (5913, 33566), (7746, 25623), (8541, 23238), (11619, 17082), (11826, 16783)]