11880909

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 19730880

約数和(自身を除く): 7849971

約数列:

[1, 3, 9, 17, 19, 51, 57, 61, 67, 153, 171, 183, 201, 323, 549, 603, 969, 1037, 1139, 1159, 1273, 2907, 3111, 3417, 3477, 3819, 4087, 9333, 10251, 10431, 11457, 12261, 19703, 21641, 36783, 59109, 64923, 69479, 77653, 177327, 194769, 208437, 232959, 625311, 698877, 1320101, 3960303, 11880909]

約数ペア:

[(1, 11880909), (3, 3960303), (9, 1320101), (17, 698877), (19, 625311), (51, 232959), (57, 208437), (61, 194769), (67, 177327), (153, 77653), (171, 69479), (183, 64923), (201, 59109), (323, 36783), (549, 21641), (603, 19703), (969, 12261), (1037, 11457), (1139, 10431), (1159, 10251), (1273, 9333), (2907, 4087), (3111, 3819), (3417, 3477)]