29997891

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 56770560

約数和(自身を除く): 26772669

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 47, 63, 77, 99, 141, 189, 231, 297, 307, 329, 423, 517, 693, 921, 987, 1269, 1551, 2079, 2149, 2763, 2961, 3377, 3619, 4653, 6447, 8289, 8883, 10131, 10857, 13959, 14429, 19341, 23639, 30393, 32571, 43287, 58023, 70917, 91179, 97713, 101003, 129861, 158719, 212751, 303009, 389583, 476157, 638253, 909027, 1111033, 1428471, 2727081, 3333099, 4285413, 9999297, 29997891]

約数ペア:

[(1, 29997891), (3, 9999297), (7, 4285413), (9, 3333099), (11, 2727081), (21, 1428471), (27, 1111033), (33, 909027), (47, 638253), (63, 476157), (77, 389583), (99, 303009), (141, 212751), (189, 158719), (231, 129861), (297, 101003), (307, 97713), (329, 91179), (423, 70917), (517, 58023), (693, 43287), (921, 32571), (987, 30393), (1269, 23639), (1551, 19341), (2079, 14429), (2149, 13959), (2763, 10857), (2961, 10131), (3377, 8883), (3619, 8289), (4653, 6447)]