28754514

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 80

約数和(自身を含む): 69861528

約数和(自身を除く): 41107014

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 53, 54, 81, 102, 106, 153, 159, 162, 197, 306, 318, 394, 459, 477, 591, 901, 918, 954, 1182, 1377, 1431, 1773, 1802, 2703, 2754, 2862, 3349, 3546, 4293, 5319, 5406, 6698, 8109, 8586, 10047, 10441, 10638, 15957, 16218, 20094, 20882, 24327, 30141, 31323, 31914, 48654, 60282, 62646, 72981, 90423, 93969, 145962, 177497, 180846, 187938, 271269, 281907, 354994, 532491, 542538, 563814, 845721, 1064982, 1597473, 1691442, 3194946, 4792419, 9584838, 14377257, 28754514]

約数ペア:

[(1, 28754514), (2, 14377257), (3, 9584838), (6, 4792419), (9, 3194946), (17, 1691442), (18, 1597473), (27, 1064982), (34, 845721), (51, 563814), (53, 542538), (54, 532491), (81, 354994), (102, 281907), (106, 271269), (153, 187938), (159, 180846), (162, 177497), (197, 145962), (306, 93969), (318, 90423), (394, 72981), (459, 62646), (477, 60282), (591, 48654), (901, 31914), (918, 31323), (954, 30141), (1182, 24327), (1377, 20882), (1431, 20094), (1773, 16218), (1802, 15957), (2703, 10638), (2754, 10441), (2862, 10047), (3349, 8586), (3546, 8109), (4293, 6698), (5319, 5406)]