12731576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 16298824

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 248, 286, 341, 359, 403, 572, 682, 718, 806, 1144, 1364, 1436, 1612, 2728, 2872, 3224, 3949, 4433, 4667, 7898, 8866, 9334, 11129, 15796, 17732, 18668, 22258, 31592, 35464, 37336, 44516, 51337, 89032, 102674, 122419, 144677, 205348, 244838, 289354, 410696, 489676, 578708, 979352, 1157416, 1591447, 3182894, 6365788, 12731576]

約数ペア:

[(1, 12731576), (2, 6365788), (4, 3182894), (8, 1591447), (11, 1157416), (13, 979352), (22, 578708), (26, 489676), (31, 410696), (44, 289354), (52, 244838), (62, 205348), (88, 144677), (104, 122419), (124, 102674), (143, 89032), (248, 51337), (286, 44516), (341, 37336), (359, 35464), (403, 31592), (572, 22258), (682, 18668), (718, 17732), (806, 15796), (1144, 11129), (1364, 9334), (1436, 8866), (1612, 7898), (2728, 4667), (2872, 4433), (3224, 3949)]