209696958

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 509137920

約数和(自身を除く): 299440962

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 93, 114, 171, 186, 279, 342, 347, 361, 513, 558, 589, 694, 722, 837, 1026, 1041, 1083, 1178, 1674, 1767, 2082, 2166, 3123, 3249, 3534, 5301, 6246, 6498, 6593, 9369, 9747, 10602, 10757, 11191, 13186, 15903, 18738, 19494, 19779, 21514, 22382, 31806, 32271, 33573, 39558, 59337, 64542, 67146, 96813, 100719, 118674, 125267, 178011, 193626, 201438, 204383, 250534, 290439, 302157, 356022, 375801, 408766, 580878, 604314, 613149, 751602, 1127403, 1226298, 1839447, 2254806, 3382209, 3678894, 3883277, 5518341, 6764418, 7766554, 11036682, 11649831, 23299662, 34949493, 69898986, 104848479, 209696958]

約数ペア:

[(1, 209696958), (2, 104848479), (3, 69898986), (6, 34949493), (9, 23299662), (18, 11649831), (19, 11036682), (27, 7766554), (31, 6764418), (38, 5518341), (54, 3883277), (57, 3678894), (62, 3382209), (93, 2254806), (114, 1839447), (171, 1226298), (186, 1127403), (279, 751602), (342, 613149), (347, 604314), (361, 580878), (513, 408766), (558, 375801), (589, 356022), (694, 302157), (722, 290439), (837, 250534), (1026, 204383), (1041, 201438), (1083, 193626), (1178, 178011), (1674, 125267), (1767, 118674), (2082, 100719), (2166, 96813), (3123, 67146), (3249, 64542), (3534, 59337), (5301, 39558), (6246, 33573), (6498, 32271), (6593, 31806), (9369, 22382), (9747, 21514), (10602, 19779), (10757, 19494), (11191, 18738), (13186, 15903)]