813245289

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 1183973760

約数和(自身を除く): 370728471

約数列:

[1, 3, 29, 31, 71, 87, 93, 137, 213, 411, 899, 961, 2059, 2201, 2697, 2883, 3973, 4247, 6177, 6603, 9727, 11919, 12741, 27869, 29181, 63829, 68231, 83607, 123163, 131657, 191487, 204693, 282083, 301537, 369489, 394971, 846249, 904611, 1978699, 3818053, 5936097, 8744573, 9347647, 11454159, 26233719, 28042941, 271081763, 813245289]

約数ペア:

[(1, 813245289), (3, 271081763), (29, 28042941), (31, 26233719), (71, 11454159), (87, 9347647), (93, 8744573), (137, 5936097), (213, 3818053), (411, 1978699), (899, 904611), (961, 846249), (2059, 394971), (2201, 369489), (2697, 301537), (2883, 282083), (3973, 204693), (4247, 191487), (6177, 131657), (6603, 123163), (9727, 83607), (11919, 68231), (12741, 63829), (27869, 29181)]