201230197

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 254822400

約数和(自身を除く): 53592203

約数列:

[1, 7, 19, 23, 133, 157, 161, 419, 437, 1099, 2933, 2983, 3059, 3611, 7961, 9637, 20881, 25277, 55727, 65783, 67459, 68609, 183103, 460481, 480263, 1249877, 1281721, 1513009, 8749139, 10591063, 28747171, 201230197]

約数ペア:

[(1, 201230197), (7, 28747171), (19, 10591063), (23, 8749139), (133, 1513009), (157, 1281721), (161, 1249877), (419, 480263), (437, 460481), (1099, 183103), (2933, 68609), (2983, 67459), (3059, 65783), (3611, 55727), (7961, 25277), (9637, 20881)]