71438822

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 141227520

約数和(自身を除く): 69788698

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 73, 91, 133, 146, 182, 247, 266, 283, 494, 511, 566, 949, 1022, 1387, 1729, 1898, 1981, 2774, 3458, 3679, 3962, 5377, 6643, 7358, 9709, 10754, 13286, 18031, 19418, 20659, 25753, 36062, 37639, 41318, 51506, 69901, 75278, 126217, 139802, 144613, 252434, 268567, 289226, 392521, 489307, 537134, 785042, 978614, 1879969, 2747647, 3759938, 5102773, 5495294, 10205546, 35719411, 71438822]

約数ペア:

[(1, 71438822), (2, 35719411), (7, 10205546), (13, 5495294), (14, 5102773), (19, 3759938), (26, 2747647), (38, 1879969), (73, 978614), (91, 785042), (133, 537134), (146, 489307), (182, 392521), (247, 289226), (266, 268567), (283, 252434), (494, 144613), (511, 139802), (566, 126217), (949, 75278), (1022, 69901), (1387, 51506), (1729, 41318), (1898, 37639), (1981, 36062), (2774, 25753), (3458, 20659), (3679, 19418), (3962, 18031), (5377, 13286), (6643, 10754), (7358, 9709)]