81826038

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1223}}^1$

素因数の和:1303

約数の個数: 80

約数和(自身を含む): 213269760

約数和(自身を除く): 131443722

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 59, 63, 81, 118, 126, 162, 177, 189, 354, 378, 413, 531, 567, 826, 1062, 1134, 1223, 1239, 1593, 2446, 2478, 3186, 3669, 3717, 4779, 7338, 7434, 8561, 9558, 11007, 11151, 17122, 22014, 22302, 25683, 33021, 33453, 51366, 66042, 66906, 72157, 77049, 99063, 144314, 154098, 198126, 216471, 231147, 432942, 462294, 505099, 649413, 693441, 1010198, 1298826, 1386882, 1515297, 1948239, 3030594, 3896478, 4545891, 5844717, 9091782, 11689434, 13637673, 27275346, 40913019, 81826038]

約数ペア:

[(1, 81826038), (2, 40913019), (3, 27275346), (6, 13637673), (7, 11689434), (9, 9091782), (14, 5844717), (18, 4545891), (21, 3896478), (27, 3030594), (42, 1948239), (54, 1515297), (59, 1386882), (63, 1298826), (81, 1010198), (118, 693441), (126, 649413), (162, 505099), (177, 462294), (189, 432942), (354, 231147), (378, 216471), (413, 198126), (531, 154098), (567, 144314), (826, 99063), (1062, 77049), (1134, 72157), (1223, 66906), (1239, 66042), (1593, 51366), (2446, 33453), (2478, 33021), (3186, 25683), (3669, 22302), (3717, 22014), (4779, 17122), (7338, 11151), (7434, 11007), (8561, 9558)]