7028991

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 11059200

約数和(自身を除く): 4030209

約数列:

[1, 3, 9, 27, 29, 47, 87, 141, 191, 261, 423, 573, 783, 1269, 1363, 1719, 4089, 5157, 5539, 8977, 12267, 16617, 26931, 36801, 49851, 80793, 149553, 242379, 260333, 780999, 2342997, 7028991]

約数ペア:

[(1, 7028991), (3, 2342997), (9, 780999), (27, 260333), (29, 242379), (47, 149553), (87, 80793), (141, 49851), (191, 36801), (261, 26931), (423, 16617), (573, 12267), (783, 8977), (1269, 5539), (1363, 5157), (1719, 4089)]