2065245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 4354560

約数和(自身を除く): 2289315

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 65, 85, 89, 91, 105, 119, 195, 221, 255, 267, 273, 357, 445, 455, 595, 623, 663, 1105, 1157, 1335, 1365, 1513, 1547, 1785, 1869, 3115, 3315, 3471, 4539, 4641, 5785, 7565, 7735, 8099, 9345, 10591, 17355, 19669, 22695, 23205, 24297, 31773, 40495, 52955, 59007, 98345, 121485, 137683, 158865, 295035, 413049, 688415, 2065245]

約数ペア:

[(1, 2065245), (3, 688415), (5, 413049), (7, 295035), (13, 158865), (15, 137683), (17, 121485), (21, 98345), (35, 59007), (39, 52955), (51, 40495), (65, 31773), (85, 24297), (89, 23205), (91, 22695), (105, 19669), (119, 17355), (195, 10591), (221, 9345), (255, 8099), (267, 7735), (273, 7565), (357, 5785), (445, 4641), (455, 4539), (595, 3471), (623, 3315), (663, 3115), (1105, 1869), (1157, 1785), (1335, 1547), (1365, 1513)]