137965401

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 233650560

約数和(自身を除く): 95685159

約数列:

[1, 3, 7, 9, 21, 63, 73, 131, 219, 229, 393, 511, 657, 687, 917, 1179, 1533, 1603, 2061, 2751, 4599, 4809, 8253, 9563, 14427, 16717, 28689, 29999, 50151, 66941, 86067, 89997, 117019, 150453, 200823, 209993, 269991, 351057, 602469, 629979, 1053171, 1889937, 2189927, 6569781, 15329489, 19709343, 45988467, 137965401]

約数ペア:

[(1, 137965401), (3, 45988467), (7, 19709343), (9, 15329489), (21, 6569781), (63, 2189927), (73, 1889937), (131, 1053171), (219, 629979), (229, 602469), (393, 351057), (511, 269991), (657, 209993), (687, 200823), (917, 150453), (1179, 117019), (1533, 89997), (1603, 86067), (2061, 66941), (2751, 50151), (4599, 29999), (4809, 28689), (8253, 16717), (9563, 14427)]