20943973197

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1\times {\mathrm{6221}}^1$

素因数の和:6663

約数の個数: 64

約数和(自身を含む): 36316569600

約数和(自身を除く): 15372596403

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 379, 423, 987, 1137, 1269, 2653, 2961, 3411, 6221, 7959, 8883, 10233, 17813, 18663, 23877, 43547, 53439, 55989, 71631, 124691, 130641, 160317, 167967, 292387, 374073, 391923, 480951, 877161, 1122219, 1175769, 2046709, 2357759, 2631483, 3366657, 6140127, 7073277, 7894449, 16504313, 18420381, 21219831, 49512939, 55261143, 63659493, 110814673, 148538817, 332444019, 445616451, 775702711, 997332057, 2327108133, 2991996171, 6981324399, 20943973197]

約数ペア:

[(1, 20943973197), (3, 6981324399), (7, 2991996171), (9, 2327108133), (21, 997332057), (27, 775702711), (47, 445616451), (63, 332444019), (141, 148538817), (189, 110814673), (329, 63659493), (379, 55261143), (423, 49512939), (987, 21219831), (1137, 18420381), (1269, 16504313), (2653, 7894449), (2961, 7073277), (3411, 6140127), (6221, 3366657), (7959, 2631483), (8883, 2357759), (10233, 2046709), (17813, 1175769), (18663, 1122219), (23877, 877161), (43547, 480951), (53439, 391923), (55989, 374073), (71631, 292387), (124691, 167967), (130641, 160317)]