91321551

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 142771200

約数和(自身を除く): 51449649

約数列:

[1, 3, 9, 29, 43, 79, 87, 103, 129, 237, 261, 309, 387, 711, 927, 1247, 2291, 2987, 3397, 3741, 4429, 6873, 8137, 8961, 10191, 11223, 13287, 20619, 24411, 26883, 30573, 39861, 73233, 98513, 128441, 235973, 295539, 349891, 385323, 707919, 886617, 1049673, 1155969, 2123757, 3149019, 10146839, 30440517, 91321551]

約数ペア:

[(1, 91321551), (3, 30440517), (9, 10146839), (29, 3149019), (43, 2123757), (79, 1155969), (87, 1049673), (103, 886617), (129, 707919), (237, 385323), (261, 349891), (309, 295539), (387, 235973), (711, 128441), (927, 98513), (1247, 73233), (2291, 39861), (2987, 30573), (3397, 26883), (3741, 24411), (4429, 20619), (6873, 13287), (8137, 11223), (8961, 10191)]