84705915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 161289216

約数和(自身を除く): 76583301

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 73, 105, 129, 215, 219, 257, 301, 365, 511, 645, 771, 903, 1095, 1285, 1505, 1533, 1799, 2555, 3139, 3855, 4515, 5397, 7665, 8995, 9417, 11051, 15695, 18761, 21973, 26985, 33153, 47085, 55255, 56283, 65919, 77357, 93805, 109865, 131327, 165765, 232071, 281415, 329595, 386785, 393981, 656635, 806723, 1160355, 1969905, 2420169, 4033615, 5647061, 12100845, 16941183, 28235305, 84705915]

約数ペア:

[(1, 84705915), (3, 28235305), (5, 16941183), (7, 12100845), (15, 5647061), (21, 4033615), (35, 2420169), (43, 1969905), (73, 1160355), (105, 806723), (129, 656635), (215, 393981), (219, 386785), (257, 329595), (301, 281415), (365, 232071), (511, 165765), (645, 131327), (771, 109865), (903, 93805), (1095, 77357), (1285, 65919), (1505, 56283), (1533, 55255), (1799, 47085), (2555, 33153), (3139, 26985), (3855, 21973), (4515, 18761), (5397, 15695), (7665, 11051), (8995, 9417)]