28710535

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 42325632

約数和(自身を除く): 13615097

約数列:

[1, 5, 7, 17, 35, 73, 85, 119, 365, 511, 595, 661, 1241, 2555, 3305, 4627, 6205, 8687, 11237, 23135, 43435, 48253, 56185, 78659, 241265, 337771, 393295, 820301, 1688855, 4101505, 5742107, 28710535]

約数ペア:

[(1, 28710535), (5, 5742107), (7, 4101505), (17, 1688855), (35, 820301), (73, 393295), (85, 337771), (119, 241265), (365, 78659), (511, 56185), (595, 48253), (661, 43435), (1241, 23135), (2555, 11237), (3305, 8687), (4627, 6205)]