13278663

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 36

約数和(自身を含む): 20881848

約数和(自身を除く): 7603185

約数列:

[1, 3, 9, 19, 57, 61, 67, 171, 183, 201, 361, 549, 603, 1083, 1159, 1273, 3249, 3477, 3819, 4087, 10431, 11457, 12261, 22021, 24187, 36783, 66063, 72561, 77653, 198189, 217683, 232959, 698877, 1475407, 4426221, 13278663]

約数ペア:

[(1, 13278663), (3, 4426221), (9, 1475407), (19, 698877), (57, 232959), (61, 217683), (67, 198189), (171, 77653), (183, 72561), (201, 66063), (361, 36783), (549, 24187), (603, 22021), (1083, 12261), (1159, 11457), (1273, 10431), (3249, 4087), (3477, 3819)]