204192015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{5303}}^1$

素因数の和:5479

約数の個数: 32

約数和(自身を含む): 348281856

約数和(自身を除く): 144089841

約数列:

[1, 3, 5, 15, 17, 51, 85, 151, 255, 453, 755, 2265, 2567, 5303, 7701, 12835, 15909, 26515, 38505, 79545, 90151, 270453, 450755, 800753, 1352265, 2402259, 4003765, 12011295, 13612801, 40838403, 68064005, 204192015]

約数ペア:

[(1, 204192015), (3, 68064005), (5, 40838403), (15, 13612801), (17, 12011295), (51, 4003765), (85, 2402259), (151, 1352265), (255, 800753), (453, 450755), (755, 270453), (2265, 90151), (2567, 79545), (5303, 38505), (7701, 26515), (12835, 15909)]