1280516085

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1\times {\mathrm{641}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 2249814528

約数和(自身を除く): 969298443

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 431, 515, 641, 927, 1293, 1545, 1923, 2155, 3205, 3879, 4635, 5769, 6465, 9615, 19395, 28845, 44393, 66023, 133179, 198069, 221965, 276271, 330115, 399537, 594207, 665895, 828813, 990345, 1381355, 1997685, 2486439, 2971035, 4144065, 12432195, 28455913, 85367739, 142279565, 256103217, 426838695, 1280516085]

約数ペア:

[(1, 1280516085), (3, 426838695), (5, 256103217), (9, 142279565), (15, 85367739), (45, 28455913), (103, 12432195), (309, 4144065), (431, 2971035), (515, 2486439), (641, 1997685), (927, 1381355), (1293, 990345), (1545, 828813), (1923, 665895), (2155, 594207), (3205, 399537), (3879, 330115), (4635, 276271), (5769, 221965), (6465, 198069), (9615, 133179), (19395, 66023), (28845, 44393)]