22978809

素因数分解:

$3^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 41984000

約数和(自身を除く): 19005191

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 79, 81, 133, 171, 189, 237, 243, 399, 513, 553, 567, 711, 729, 1197, 1501, 1539, 1659, 1701, 2133, 2187, 3591, 4503, 4617, 4977, 5103, 6399, 10507, 10773, 13509, 13851, 14931, 15309, 19197, 31521, 32319, 40527, 41553, 44793, 57591, 94563, 96957, 121581, 134379, 172773, 283689, 290871, 364743, 403137, 851067, 1094229, 1209411, 2553201, 3282687, 7659603, 22978809]

約数ペア:

[(1, 22978809), (3, 7659603), (7, 3282687), (9, 2553201), (19, 1209411), (21, 1094229), (27, 851067), (57, 403137), (63, 364743), (79, 290871), (81, 283689), (133, 172773), (171, 134379), (189, 121581), (237, 96957), (243, 94563), (399, 57591), (513, 44793), (553, 41553), (567, 40527), (711, 32319), (729, 31521), (1197, 19197), (1501, 15309), (1539, 14931), (1659, 13851), (1701, 13509), (2133, 10773), (2187, 10507), (3591, 6399), (4503, 5103), (4617, 4977)]