331312033

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 387281664

約数和(自身を除く): 55969631

約数列:

[1, 13, 23, 43, 73, 299, 353, 559, 949, 989, 1679, 3139, 4589, 8119, 12857, 15179, 21827, 25769, 40807, 72197, 105547, 197327, 334997, 349117, 592687, 938561, 1108067, 4538521, 7704931, 14404871, 25485541, 331312033]

約数ペア:

[(1, 331312033), (13, 25485541), (23, 14404871), (43, 7704931), (73, 4538521), (299, 1108067), (353, 938561), (559, 592687), (949, 349117), (989, 334997), (1679, 197327), (3139, 105547), (4589, 72197), (8119, 40807), (12857, 25769), (15179, 21827)]