219981188

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{14207}}^1$

素因数の和:14304

約数の個数: 36

約数和(自身を含む): 453519360

約数和(自身を除く): 233538172

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 2212, 3871, 7742, 14207, 15484, 28414, 56828, 99449, 198898, 397796, 696143, 1122353, 1392286, 2244706, 2784572, 4489412, 7856471, 15712942, 31425884, 54995297, 109990594, 219981188]

約数ペア:

[(1, 219981188), (2, 109990594), (4, 54995297), (7, 31425884), (14, 15712942), (28, 7856471), (49, 4489412), (79, 2784572), (98, 2244706), (158, 1392286), (196, 1122353), (316, 696143), (553, 397796), (1106, 198898), (2212, 99449), (3871, 56828), (7742, 28414), (14207, 15484)]