201965687

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 267386880

約数和(自身を除く): 65421193

約数列:

[1, 7, 11, 19, 77, 127, 133, 209, 889, 1087, 1397, 1463, 2413, 7609, 9779, 11957, 16891, 20653, 26543, 83699, 138049, 144571, 185801, 227183, 966343, 1518539, 1590281, 2622931, 10629773, 18360517, 28852241, 201965687]

約数ペア:

[(1, 201965687), (7, 28852241), (11, 18360517), (19, 10629773), (77, 2622931), (127, 1590281), (133, 1518539), (209, 966343), (889, 227183), (1087, 185801), (1397, 144571), (1463, 138049), (2413, 83699), (7609, 26543), (9779, 20653), (11957, 16891)]