31500315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9091}}^1$

素因数の和:9120

約数の個数: 48

約数和(自身を含む): 68080896

約数和(自身を除く): 36580581

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 9091, 27273, 45455, 63637, 81819, 100001, 136365, 190911, 300003, 318185, 409095, 500005, 572733, 700007, 900009, 954555, 1500015, 2100021, 2863665, 3500035, 4500045, 6300063, 10500105, 31500315]

約数ペア:

[(1, 31500315), (3, 10500105), (5, 6300063), (7, 4500045), (9, 3500035), (11, 2863665), (15, 2100021), (21, 1500015), (33, 954555), (35, 900009), (45, 700007), (55, 572733), (63, 500005), (77, 409095), (99, 318185), (105, 300003), (165, 190911), (231, 136365), (315, 100001), (385, 81819), (495, 63637), (693, 45455), (1155, 27273), (3465, 9091)]