12804015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 23569920

約数和(自身を除く): 10765905

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 619, 985, 1379, 1857, 2955, 3095, 4137, 4333, 6895, 9285, 12999, 20685, 21665, 64995, 121943, 365829, 609715, 853601, 1829145, 2560803, 4268005, 12804015]

約数ペア:

[(1, 12804015), (3, 4268005), (5, 2560803), (7, 1829145), (15, 853601), (21, 609715), (35, 365829), (105, 121943), (197, 64995), (591, 21665), (619, 20685), (985, 12999), (1379, 9285), (1857, 6895), (2955, 4333), (3095, 4137)]