12566961

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 22809600

約数和(自身を除く): 10242639

約数列:

[1, 3, 9, 11, 17, 19, 27, 33, 51, 57, 99, 131, 153, 171, 187, 209, 297, 323, 393, 459, 513, 561, 627, 969, 1179, 1441, 1683, 1881, 2227, 2489, 2907, 3537, 3553, 4323, 5049, 5643, 6681, 7467, 8721, 10659, 12969, 20043, 22401, 24497, 27379, 31977, 38907, 42313, 60129, 67203, 73491, 82137, 95931, 126939, 220473, 246411, 380817, 465443, 661419, 739233, 1142451, 1396329, 4188987, 12566961]

約数ペア:

[(1, 12566961), (3, 4188987), (9, 1396329), (11, 1142451), (17, 739233), (19, 661419), (27, 465443), (33, 380817), (51, 246411), (57, 220473), (99, 126939), (131, 95931), (153, 82137), (171, 73491), (187, 67203), (209, 60129), (297, 42313), (323, 38907), (393, 31977), (459, 27379), (513, 24497), (561, 22401), (627, 20043), (969, 12969), (1179, 10659), (1441, 8721), (1683, 7467), (1881, 6681), (2227, 5643), (2489, 5049), (2907, 4323), (3537, 3553)]