1284160955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{145021}}^1$

素因数の和:145067

約数の個数: 32

約数和(自身を含む): 2004784128

約数和(自身を除く): 720623173

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 8855, 145021, 725105, 1015147, 1595231, 3335483, 5075735, 7976155, 11166617, 16677415, 23348381, 36690313, 55833085, 116741905, 183451565, 256832191, 1284160955]

約数ペア:

[(1, 1284160955), (5, 256832191), (7, 183451565), (11, 116741905), (23, 55833085), (35, 36690313), (55, 23348381), (77, 16677415), (115, 11166617), (161, 7976155), (253, 5075735), (385, 3335483), (805, 1595231), (1265, 1015147), (1771, 725105), (8855, 145021)]