209730904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{23017}}^1$

素因数の和:23107

約数の個数: 32

約数和(自身を含む): 422610480

約数和(自身を除く): 212879576

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 2278, 4556, 9112, 23017, 46034, 92068, 184136, 391289, 782578, 1542139, 1565156, 3084278, 3130312, 6168556, 12337112, 26216363, 52432726, 104865452, 209730904]

約数ペア:

[(1, 209730904), (2, 104865452), (4, 52432726), (8, 26216363), (17, 12337112), (34, 6168556), (67, 3130312), (68, 3084278), (134, 1565156), (136, 1542139), (268, 782578), (536, 391289), (1139, 184136), (2278, 92068), (4556, 46034), (9112, 23017)]