23720865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 46738944

約数和(自身を除く): 23018079

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 97, 105, 119, 137, 255, 291, 357, 411, 485, 595, 679, 685, 959, 1455, 1649, 1785, 2037, 2055, 2329, 2877, 3395, 4795, 4947, 6987, 8245, 10185, 11543, 11645, 13289, 14385, 16303, 24735, 34629, 34935, 39867, 48909, 57715, 66445, 81515, 93023, 173145, 199335, 225913, 244545, 279069, 465115, 677739, 1129565, 1395345, 1581391, 3388695, 4744173, 7906955, 23720865]

約数ペア:

[(1, 23720865), (3, 7906955), (5, 4744173), (7, 3388695), (15, 1581391), (17, 1395345), (21, 1129565), (35, 677739), (51, 465115), (85, 279069), (97, 244545), (105, 225913), (119, 199335), (137, 173145), (255, 93023), (291, 81515), (357, 66445), (411, 57715), (485, 48909), (595, 39867), (679, 34935), (685, 34629), (959, 24735), (1455, 16303), (1649, 14385), (1785, 13289), (2037, 11645), (2055, 11543), (2329, 10185), (2877, 8245), (3395, 6987), (4795, 4947)]