240145213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{479}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 318504960

約数和(自身を除く): 78359747

約数列:

[1, 7, 11, 17, 77, 119, 187, 383, 479, 1309, 2681, 3353, 4213, 5269, 6511, 8143, 29491, 36883, 45577, 57001, 71621, 89573, 183457, 501347, 627011, 1284199, 2018027, 3118769, 14126189, 21831383, 34306459, 240145213]

約数ペア:

[(1, 240145213), (7, 34306459), (11, 21831383), (17, 14126189), (77, 3118769), (119, 2018027), (187, 1284199), (383, 627011), (479, 501347), (1309, 183457), (2681, 89573), (3353, 71621), (4213, 57001), (5269, 45577), (6511, 36883), (8143, 29491)]