857588985

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2131}}^1$

素因数の和:2427

約数の個数: 64

約数和(自身を含む): 1670123520

約数和(自身を除く): 812534535

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 271, 297, 495, 813, 1355, 1485, 2131, 2439, 2981, 4065, 6393, 7317, 8943, 10655, 12195, 14905, 19179, 23441, 26829, 31965, 36585, 44715, 57537, 70323, 80487, 95895, 117205, 134145, 210969, 287685, 351615, 402435, 577501, 632907, 1054845, 1732503, 2887505, 3164535, 5197509, 6352511, 8662515, 15592527, 19057533, 25987545, 31762555, 57172599, 77962635, 95287665, 171517797, 285862995, 857588985]

約数ペア:

[(1, 857588985), (3, 285862995), (5, 171517797), (9, 95287665), (11, 77962635), (15, 57172599), (27, 31762555), (33, 25987545), (45, 19057533), (55, 15592527), (99, 8662515), (135, 6352511), (165, 5197509), (271, 3164535), (297, 2887505), (495, 1732503), (813, 1054845), (1355, 632907), (1485, 577501), (2131, 402435), (2439, 351615), (2981, 287685), (4065, 210969), (6393, 134145), (7317, 117205), (8943, 95895), (10655, 80487), (12195, 70323), (14905, 57537), (19179, 44715), (23441, 36585), (26829, 31965)]