397387485

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{267601}}^1$

素因数の和:267626

約数の個数: 32

約数和(自身を含む): 770693760

約数和(自身を除く): 373306275

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 267601, 802803, 1338005, 2408409, 2943611, 4014015, 7225227, 8830833, 12042045, 14718055, 26492499, 36126135, 44154165, 79477497, 132462495, 397387485]

約数ペア:

[(1, 397387485), (3, 132462495), (5, 79477497), (9, 44154165), (11, 36126135), (15, 26492499), (27, 14718055), (33, 12042045), (45, 8830833), (55, 7225227), (99, 4014015), (135, 2943611), (165, 2408409), (297, 1338005), (495, 802803), (1485, 267601)]