250406271

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 387504000

約数和(自身を除く): 137097729

約数列:

[1, 3, 9, 29, 47, 87, 137, 141, 149, 261, 411, 423, 447, 1233, 1341, 1363, 3973, 4089, 4321, 6439, 7003, 11919, 12267, 12963, 19317, 20413, 21009, 35757, 38889, 57951, 61239, 63027, 183717, 186731, 203087, 560193, 591977, 609261, 959411, 1680579, 1775931, 1827783, 2878233, 5327793, 8634699, 27822919, 83468757, 250406271]

約数ペア:

[(1, 250406271), (3, 83468757), (9, 27822919), (29, 8634699), (47, 5327793), (87, 2878233), (137, 1827783), (141, 1775931), (149, 1680579), (261, 959411), (411, 609261), (423, 591977), (447, 560193), (1233, 203087), (1341, 186731), (1363, 183717), (3973, 63027), (4089, 61239), (4321, 57951), (6439, 38889), (7003, 35757), (11919, 21009), (12267, 20413), (12963, 19317)]