64781724

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{15739}}^1$

素因数の和:15767

約数の個数: 48

約数和(自身を含む): 176288000

約数和(自身を除く): 111506276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 15739, 31478, 47217, 62956, 94434, 110173, 188868, 220346, 330519, 440692, 661038, 771211, 1322076, 1542422, 2313633, 3084844, 4627266, 5398477, 9254532, 10796954, 16195431, 21593908, 32390862, 64781724]

約数ペア:

[(1, 64781724), (2, 32390862), (3, 21593908), (4, 16195431), (6, 10796954), (7, 9254532), (12, 5398477), (14, 4627266), (21, 3084844), (28, 2313633), (42, 1542422), (49, 1322076), (84, 771211), (98, 661038), (147, 440692), (196, 330519), (294, 220346), (343, 188868), (588, 110173), (686, 94434), (1029, 62956), (1372, 47217), (2058, 31478), (4116, 15739)]