81435375

素因数分解:

$3^5\times 5^3\times 7^1\times {\mathrm{383}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 174440448

約数和(自身を除く): 93005073

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 125, 135, 175, 189, 225, 243, 315, 375, 383, 405, 525, 567, 675, 875, 945, 1125, 1149, 1215, 1575, 1701, 1915, 2025, 2625, 2681, 2835, 3375, 3447, 4725, 5745, 6075, 7875, 8043, 8505, 9575, 10125, 10341, 13405, 14175, 17235, 23625, 24129, 28725, 30375, 31023, 40215, 42525, 47875, 51705, 67025, 70875, 72387, 86175, 93069, 120645, 143625, 155115, 201075, 212625, 217161, 258525, 335125, 361935, 430875, 465345, 603225, 651483, 775575, 1005375, 1085805, 1292625, 1809675, 2326725, 3016125, 3257415, 3877875, 5429025, 9048375, 11633625, 16287075, 27145125, 81435375]

約数ペア:

[(1, 81435375), (3, 27145125), (5, 16287075), (7, 11633625), (9, 9048375), (15, 5429025), (21, 3877875), (25, 3257415), (27, 3016125), (35, 2326725), (45, 1809675), (63, 1292625), (75, 1085805), (81, 1005375), (105, 775575), (125, 651483), (135, 603225), (175, 465345), (189, 430875), (225, 361935), (243, 335125), (315, 258525), (375, 217161), (383, 212625), (405, 201075), (525, 155115), (567, 143625), (675, 120645), (875, 93069), (945, 86175), (1125, 72387), (1149, 70875), (1215, 67025), (1575, 51705), (1701, 47875), (1915, 42525), (2025, 40215), (2625, 31023), (2681, 30375), (2835, 28725), (3375, 24129), (3447, 23625), (4725, 17235), (5745, 14175), (6075, 13405), (7875, 10341), (8043, 10125), (8505, 9575)]