64986201

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 117374400

約数和(自身を除く): 52388199

約数列:

[1, 3, 7, 9, 21, 23, 43, 49, 63, 69, 129, 147, 149, 161, 207, 301, 387, 441, 447, 483, 903, 989, 1043, 1127, 1341, 1449, 2107, 2709, 2967, 3129, 3381, 3427, 6321, 6407, 6923, 7301, 8901, 9387, 10143, 10281, 18963, 19221, 20769, 21903, 23989, 30843, 44849, 48461, 57663, 62307, 65709, 71967, 134547, 145383, 147361, 167923, 215901, 313943, 403641, 436149, 442083, 503769, 941829, 1031527, 1326249, 1511307, 2825487, 3094581, 7220689, 9283743, 21662067, 64986201]

約数ペア:

[(1, 64986201), (3, 21662067), (7, 9283743), (9, 7220689), (21, 3094581), (23, 2825487), (43, 1511307), (49, 1326249), (63, 1031527), (69, 941829), (129, 503769), (147, 442083), (149, 436149), (161, 403641), (207, 313943), (301, 215901), (387, 167923), (441, 147361), (447, 145383), (483, 134547), (903, 71967), (989, 65709), (1043, 62307), (1127, 57663), (1341, 48461), (1449, 44849), (2107, 30843), (2709, 23989), (2967, 21903), (3129, 20769), (3381, 19221), (3427, 18963), (6321, 10281), (6407, 10143), (6923, 9387), (7301, 8901)]