1338863281

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{12619}}^1$

素因数の和:13308

約数の個数: 16

約数和(自身を含む): 1599206400

約数和(自身を除く): 260343119

約数列:

[1, 7, 23, 161, 659, 4613, 12619, 15157, 88333, 106099, 290237, 2031659, 8315921, 58211447, 191266183, 1338863281]

約数ペア:

[(1, 1338863281), (7, 191266183), (23, 58211447), (161, 8315921), (659, 2031659), (4613, 290237), (12619, 106099), (15157, 88333)]