251969487

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{1297}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 434134272

約数和(自身を除く): 182164785

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 841, 957, 1297, 2233, 2523, 3891, 5887, 6699, 9079, 9251, 14267, 17661, 27237, 27753, 37613, 42801, 64757, 99869, 112839, 194271, 263291, 299607, 413743, 789873, 1090777, 1241229, 2896201, 3272331, 7635439, 8688603, 11998547, 22906317, 35995641, 83989829, 251969487]

約数ペア:

[(1, 251969487), (3, 83989829), (7, 35995641), (11, 22906317), (21, 11998547), (29, 8688603), (33, 7635439), (77, 3272331), (87, 2896201), (203, 1241229), (231, 1090777), (319, 789873), (609, 413743), (841, 299607), (957, 263291), (1297, 194271), (2233, 112839), (2523, 99869), (3891, 64757), (5887, 42801), (6699, 37613), (9079, 27753), (9251, 27237), (14267, 17661)]