49449495

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 89395200

約数和(自身を除く): 39945705

約数列:

[1, 3, 5, 15, 19, 29, 31, 57, 87, 93, 95, 145, 155, 193, 285, 435, 465, 551, 579, 589, 899, 965, 1653, 1767, 2697, 2755, 2895, 2945, 3667, 4495, 5597, 5983, 8265, 8835, 11001, 13485, 16791, 17081, 17949, 18335, 27985, 29915, 51243, 55005, 83955, 85405, 89745, 106343, 113677, 173507, 256215, 319029, 341031, 520521, 531715, 568385, 867535, 1595145, 1705155, 2602605, 3296633, 9889899, 16483165, 49449495]

約数ペア:

[(1, 49449495), (3, 16483165), (5, 9889899), (15, 3296633), (19, 2602605), (29, 1705155), (31, 1595145), (57, 867535), (87, 568385), (93, 531715), (95, 520521), (145, 341031), (155, 319029), (193, 256215), (285, 173507), (435, 113677), (465, 106343), (551, 89745), (579, 85405), (589, 83955), (899, 55005), (965, 51243), (1653, 29915), (1767, 27985), (2697, 18335), (2755, 17949), (2895, 17081), (2945, 16791), (3667, 13485), (4495, 11001), (5597, 8835), (5983, 8265)]