1340366979

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 2176035840

約数和(自身を除く): 835668861

約数列:

[1, 3, 7, 21, 29, 53, 87, 131, 159, 203, 317, 371, 393, 609, 917, 951, 1113, 1537, 2219, 2751, 3799, 4611, 6657, 6943, 9193, 10759, 11397, 16801, 20829, 26593, 27579, 32277, 41527, 48601, 50403, 64351, 79779, 117607, 124581, 145803, 193053, 201347, 290689, 352821, 487229, 604041, 872067, 1204283, 1409429, 1461687, 2200931, 3410603, 3612849, 4228287, 6602793, 8429981, 10231809, 15406517, 25289943, 46219551, 63826999, 191480997, 446788993, 1340366979]

約数ペア:

[(1, 1340366979), (3, 446788993), (7, 191480997), (21, 63826999), (29, 46219551), (53, 25289943), (87, 15406517), (131, 10231809), (159, 8429981), (203, 6602793), (317, 4228287), (371, 3612849), (393, 3410603), (609, 2200931), (917, 1461687), (951, 1409429), (1113, 1204283), (1537, 872067), (2219, 604041), (2751, 487229), (3799, 352821), (4611, 290689), (6657, 201347), (6943, 193053), (9193, 145803), (10759, 124581), (11397, 117607), (16801, 79779), (20829, 64351), (26593, 50403), (27579, 48601), (32277, 41527)]