11219481

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 21577920

約数和(自身を除く): 10358439

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 103, 117, 133, 147, 171, 247, 273, 309, 399, 441, 637, 721, 741, 819, 927, 931, 1197, 1339, 1729, 1911, 1957, 2163, 2223, 2793, 4017, 5047, 5187, 5733, 5871, 6489, 8379, 9373, 12051, 12103, 13699, 15141, 15561, 17613, 25441, 28119, 36309, 41097, 45423, 65611, 76323, 84357, 95893, 108927, 123291, 178087, 196833, 228969, 287679, 534261, 590499, 863037, 1246609, 1602783, 3739827, 11219481]

約数ペア:

[(1, 11219481), (3, 3739827), (7, 1602783), (9, 1246609), (13, 863037), (19, 590499), (21, 534261), (39, 287679), (49, 228969), (57, 196833), (63, 178087), (91, 123291), (103, 108927), (117, 95893), (133, 84357), (147, 76323), (171, 65611), (247, 45423), (273, 41097), (309, 36309), (399, 28119), (441, 25441), (637, 17613), (721, 15561), (741, 15141), (819, 13699), (927, 12103), (931, 12051), (1197, 9373), (1339, 8379), (1729, 6489), (1911, 5871), (1957, 5733), (2163, 5187), (2223, 5047), (2793, 4017)]