77897169

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1103}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 137779200

約数和(自身を除く): 59882031

約数列:

[1, 3, 7, 9, 19, 21, 57, 59, 63, 133, 171, 177, 399, 413, 531, 1103, 1121, 1197, 1239, 3309, 3363, 3717, 7721, 7847, 9927, 10089, 20957, 23163, 23541, 62871, 65077, 69489, 70623, 146699, 188613, 195231, 440097, 455539, 585693, 1236463, 1320291, 1366617, 3709389, 4099851, 8655241, 11128167, 25965723, 77897169]

約数ペア:

[(1, 77897169), (3, 25965723), (7, 11128167), (9, 8655241), (19, 4099851), (21, 3709389), (57, 1366617), (59, 1320291), (63, 1236463), (133, 585693), (171, 455539), (177, 440097), (399, 195231), (413, 188613), (531, 146699), (1103, 70623), (1121, 69489), (1197, 65077), (1239, 62871), (3309, 23541), (3363, 23163), (3717, 20957), (7721, 10089), (7847, 9927)]