310275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{197}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 638352

約数和(自身を除く): 328077

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 197, 225, 315, 525, 591, 985, 1379, 1575, 1773, 2955, 4137, 4925, 6895, 8865, 12411, 14775, 20685, 34475, 44325, 62055, 103425, 310275]

約数ペア:

[(1, 310275), (3, 103425), (5, 62055), (7, 44325), (9, 34475), (15, 20685), (21, 14775), (25, 12411), (35, 8865), (45, 6895), (63, 4925), (75, 4137), (105, 2955), (175, 1773), (197, 1575), (225, 1379), (315, 985), (525, 591)]