206427390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{529301}}^1$

素因数の和:529324

約数の個数: 32

約数和(自身を含む): 533536416

約数和(自身を除く): 327109026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 529301, 1058602, 1587903, 2646505, 3175806, 5293010, 6880913, 7939515, 13761826, 15879030, 20642739, 34404565, 41285478, 68809130, 103213695, 206427390]

約数ペア:

[(1, 206427390), (2, 103213695), (3, 68809130), (5, 41285478), (6, 34404565), (10, 20642739), (13, 15879030), (15, 13761826), (26, 7939515), (30, 6880913), (39, 5293010), (65, 3175806), (78, 2646505), (130, 1587903), (195, 1058602), (390, 529301)]