83661255

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1861}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 154531104

約数和(自身を除く): 70869849

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 243, 333, 405, 555, 999, 1215, 1665, 1861, 2997, 4995, 5583, 8991, 9305, 14985, 16749, 27915, 44955, 50247, 68857, 83745, 150741, 206571, 251235, 344285, 452223, 619713, 753705, 1032855, 1859139, 2261115, 3098565, 5577417, 9295695, 16732251, 27887085, 83661255]

約数ペア:

[(1, 83661255), (3, 27887085), (5, 16732251), (9, 9295695), (15, 5577417), (27, 3098565), (37, 2261115), (45, 1859139), (81, 1032855), (111, 753705), (135, 619713), (185, 452223), (243, 344285), (333, 251235), (405, 206571), (555, 150741), (999, 83745), (1215, 68857), (1665, 50247), (1861, 44955), (2997, 27915), (4995, 16749), (5583, 14985), (8991, 9305)]