55090455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4409}}^1$

素因数の和:4448

約数の個数: 48

約数和(自身を含む): 108591840

約数和(自身を除く): 53501385

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 4409, 12495, 13227, 22045, 30863, 66135, 74953, 92589, 154315, 216041, 224859, 374765, 462945, 524671, 648123, 1080205, 1124295, 1574013, 2623355, 3240615, 3672697, 7870065, 11018091, 18363485, 55090455]

約数ペア:

[(1, 55090455), (3, 18363485), (5, 11018091), (7, 7870065), (15, 3672697), (17, 3240615), (21, 2623355), (35, 1574013), (49, 1124295), (51, 1080205), (85, 648123), (105, 524671), (119, 462945), (147, 374765), (245, 224859), (255, 216041), (357, 154315), (595, 92589), (735, 74953), (833, 66135), (1785, 30863), (2499, 22045), (4165, 13227), (4409, 12495)]