12736251

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 22617600

約数和(自身を除く): 9881349

約数列:

[1, 3, 9, 11, 19, 27, 33, 37, 57, 61, 99, 111, 171, 183, 209, 297, 333, 407, 513, 549, 627, 671, 703, 999, 1159, 1221, 1647, 1881, 2013, 2109, 2257, 3477, 3663, 5643, 6039, 6327, 6771, 7733, 10431, 10989, 12749, 18117, 18981, 20313, 23199, 24827, 31293, 38247, 42883, 60939, 69597, 74481, 114741, 128649, 208791, 223443, 344223, 385947, 471713, 670329, 1157841, 1415139, 4245417, 12736251]

約数ペア:

[(1, 12736251), (3, 4245417), (9, 1415139), (11, 1157841), (19, 670329), (27, 471713), (33, 385947), (37, 344223), (57, 223443), (61, 208791), (99, 128649), (111, 114741), (171, 74481), (183, 69597), (209, 60939), (297, 42883), (333, 38247), (407, 31293), (513, 24827), (549, 23199), (627, 20313), (671, 18981), (703, 18117), (999, 12749), (1159, 10989), (1221, 10431), (1647, 7733), (1881, 6771), (2013, 6327), (2109, 6039), (2257, 5643), (3477, 3663)]