53972919

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 64

約数和(自身を含む): 107412480

約数和(自身を除く): 53439561

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 693, 819, 1001, 1287, 1997, 2079, 2457, 3003, 3861, 5991, 9009, 13979, 17973, 21967, 25961, 27027, 41937, 53919, 65901, 77883, 125811, 153769, 181727, 197703, 233649, 285571, 377433, 461307, 545181, 593109, 700947, 856713, 1383921, 1635543, 1998997, 2570139, 4151763, 4906629, 5996991, 7710417, 17990973, 53972919]

約数ペア:

[(1, 53972919), (3, 17990973), (7, 7710417), (9, 5996991), (11, 4906629), (13, 4151763), (21, 2570139), (27, 1998997), (33, 1635543), (39, 1383921), (63, 856713), (77, 700947), (91, 593109), (99, 545181), (117, 461307), (143, 377433), (189, 285571), (231, 233649), (273, 197703), (297, 181727), (351, 153769), (429, 125811), (693, 77883), (819, 65901), (1001, 53919), (1287, 41937), (1997, 27027), (2079, 25961), (2457, 21967), (3003, 17973), (3861, 13979), (5991, 9009)]