22181481

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 39312000

約数和(自身を除く): 17130519

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 139, 149, 153, 357, 417, 447, 973, 1043, 1071, 1251, 1341, 2363, 2533, 2919, 3129, 7089, 7599, 8757, 9387, 16541, 17731, 20711, 21267, 22797, 49623, 53193, 62133, 144977, 148869, 159579, 186399, 352087, 434931, 1056261, 1304793, 2464609, 3168783, 7393827, 22181481]

約数ペア:

[(1, 22181481), (3, 7393827), (7, 3168783), (9, 2464609), (17, 1304793), (21, 1056261), (51, 434931), (63, 352087), (119, 186399), (139, 159579), (149, 148869), (153, 144977), (357, 62133), (417, 53193), (447, 49623), (973, 22797), (1043, 21267), (1071, 20711), (1251, 17731), (1341, 16541), (2363, 9387), (2533, 8757), (2919, 7599), (3129, 7089)]