1900244445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2699}}^1$

素因数の和:2986

約数の個数: 64

約数和(自身を含む): 3527193600

約数和(自身を除く): 1626949155

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 251, 255, 561, 753, 935, 1255, 2699, 2761, 2805, 3765, 4267, 8097, 8283, 12801, 13495, 13805, 21335, 29689, 40485, 41415, 45883, 46937, 64005, 89067, 137649, 140811, 148445, 229415, 234685, 445335, 504713, 677449, 688245, 704055, 1514139, 2032347, 2523565, 3387245, 7451939, 7570695, 10161735, 11516633, 22355817, 34549899, 37259695, 57583165, 111779085, 126682963, 172749495, 380048889, 633414815, 1900244445]

約数ペア:

[(1, 1900244445), (3, 633414815), (5, 380048889), (11, 172749495), (15, 126682963), (17, 111779085), (33, 57583165), (51, 37259695), (55, 34549899), (85, 22355817), (165, 11516633), (187, 10161735), (251, 7570695), (255, 7451939), (561, 3387245), (753, 2523565), (935, 2032347), (1255, 1514139), (2699, 704055), (2761, 688245), (2805, 677449), (3765, 504713), (4267, 445335), (8097, 234685), (8283, 229415), (12801, 148445), (13495, 140811), (13805, 137649), (21335, 89067), (29689, 64005), (40485, 46937), (41415, 45883)]