198471492

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{311}}^2$

素因数の和:654

約数の個数: 72

約数和(自身を含む): 543384800

約数和(自身を除く): 344913308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 311, 342, 513, 622, 684, 933, 1026, 1244, 1866, 2052, 2799, 3732, 5598, 5909, 8397, 11196, 11818, 16794, 17727, 23636, 33588, 35454, 53181, 70908, 96721, 106362, 159543, 193442, 212724, 290163, 319086, 386884, 580326, 638172, 870489, 1160652, 1740978, 1837699, 2611467, 3481956, 3675398, 5222934, 5513097, 7350796, 10445868, 11026194, 16539291, 22052388, 33078582, 49617873, 66157164, 99235746, 198471492]

約数ペア:

[(1, 198471492), (2, 99235746), (3, 66157164), (4, 49617873), (6, 33078582), (9, 22052388), (12, 16539291), (18, 11026194), (19, 10445868), (27, 7350796), (36, 5513097), (38, 5222934), (54, 3675398), (57, 3481956), (76, 2611467), (108, 1837699), (114, 1740978), (171, 1160652), (228, 870489), (311, 638172), (342, 580326), (513, 386884), (622, 319086), (684, 290163), (933, 212724), (1026, 193442), (1244, 159543), (1866, 106362), (2052, 96721), (2799, 70908), (3732, 53181), (5598, 35454), (5909, 33588), (8397, 23636), (11196, 17727), (11818, 16794)]