87943023

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 159805440

約数和(自身を除く): 71862417

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 101, 119, 153, 189, 271, 303, 357, 459, 707, 813, 909, 1071, 1717, 1897, 2121, 2439, 2727, 3213, 4607, 5151, 5691, 6363, 7317, 12019, 13821, 15453, 17073, 19089, 27371, 32249, 36057, 41463, 46359, 51219, 82113, 96747, 108171, 124389, 191597, 246339, 290241, 324513, 465307, 574791, 739017, 870723, 1395921, 1724373, 3257149, 4187763, 5173119, 9771447, 12563289, 29314341, 87943023]

約数ペア:

[(1, 87943023), (3, 29314341), (7, 12563289), (9, 9771447), (17, 5173119), (21, 4187763), (27, 3257149), (51, 1724373), (63, 1395921), (101, 870723), (119, 739017), (153, 574791), (189, 465307), (271, 324513), (303, 290241), (357, 246339), (459, 191597), (707, 124389), (813, 108171), (909, 96747), (1071, 82113), (1717, 51219), (1897, 46359), (2121, 41463), (2439, 36057), (2727, 32249), (3213, 27371), (4607, 19089), (5151, 17073), (5691, 15453), (6363, 13821), (7317, 12019)]