258763681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 310262400

約数和(自身を除く): 51498719

約数列:

[1, 11, 17, 37, 149, 187, 251, 407, 629, 1639, 2533, 2761, 4267, 5513, 6919, 9287, 27863, 37399, 46937, 60643, 93721, 102157, 157879, 411389, 635783, 1030931, 1383763, 1736669, 6993613, 15221393, 23523971, 258763681]

約数ペア:

[(1, 258763681), (11, 23523971), (17, 15221393), (37, 6993613), (149, 1736669), (187, 1383763), (251, 1030931), (407, 635783), (629, 411389), (1639, 157879), (2533, 102157), (2761, 93721), (4267, 60643), (5513, 46937), (6919, 37399), (9287, 27863)]