290413805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1181}}^1$

素因数の和:1477

約数の個数: 32

約数和(自身を含む): 404414208

約数和(自身を除く): 114000403

約数列:

[1, 5, 11, 17, 55, 85, 187, 263, 935, 1181, 1315, 2893, 4471, 5905, 12991, 14465, 20077, 22355, 49181, 64955, 100385, 220847, 245905, 310603, 1104235, 1553015, 3416633, 5280251, 17083165, 26401255, 58082761, 290413805]

約数ペア:

[(1, 290413805), (5, 58082761), (11, 26401255), (17, 17083165), (55, 5280251), (85, 3416633), (187, 1553015), (263, 1104235), (935, 310603), (1181, 245905), (1315, 220847), (2893, 100385), (4471, 64955), (5905, 49181), (12991, 22355), (14465, 20077)]