646307343

素因数分解:

$3^6\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 84

約数和(自身を含む): 1130389344

約数和(自身を除く): 484082001

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 121, 153, 187, 243, 297, 363, 431, 459, 561, 729, 891, 1089, 1293, 1377, 1683, 2057, 2673, 3267, 3879, 4131, 4741, 5049, 6171, 7327, 8019, 9801, 11637, 12393, 14223, 15147, 18513, 21981, 29403, 34911, 42669, 45441, 52151, 55539, 65943, 80597, 88209, 104733, 128007, 136323, 156453, 166617, 197829, 241791, 314199, 384021, 469359, 499851, 593487, 725373, 886567, 1152063, 1408077, 1499553, 1780461, 2176119, 2659701, 3456189, 4224231, 5341383, 6528357, 7979103, 12672693, 19585071, 23937309, 38018079, 58755213, 71811927, 215435781, 646307343]

約数ペア:

[(1, 646307343), (3, 215435781), (9, 71811927), (11, 58755213), (17, 38018079), (27, 23937309), (33, 19585071), (51, 12672693), (81, 7979103), (99, 6528357), (121, 5341383), (153, 4224231), (187, 3456189), (243, 2659701), (297, 2176119), (363, 1780461), (431, 1499553), (459, 1408077), (561, 1152063), (729, 886567), (891, 725373), (1089, 593487), (1293, 499851), (1377, 469359), (1683, 384021), (2057, 314199), (2673, 241791), (3267, 197829), (3879, 166617), (4131, 156453), (4741, 136323), (5049, 128007), (6171, 104733), (7327, 88209), (8019, 80597), (9801, 65943), (11637, 55539), (12393, 52151), (14223, 45441), (15147, 42669), (18513, 34911), (21981, 29403)]