131570355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 251854848

約数和(自身を除く): 120284493

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 83, 93, 105, 155, 217, 249, 415, 465, 487, 581, 651, 1085, 1245, 1461, 1743, 2435, 2573, 2905, 3255, 3409, 7305, 7719, 8715, 10227, 12865, 15097, 17045, 18011, 38595, 40421, 45291, 51135, 54033, 75485, 90055, 105679, 121263, 202105, 226455, 270165, 282947, 317037, 528395, 606315, 848841, 1253051, 1414735, 1585185, 3759153, 4244205, 6265255, 8771357, 18795765, 26314071, 43856785, 131570355]

約数ペア:

[(1, 131570355), (3, 43856785), (5, 26314071), (7, 18795765), (15, 8771357), (21, 6265255), (31, 4244205), (35, 3759153), (83, 1585185), (93, 1414735), (105, 1253051), (155, 848841), (217, 606315), (249, 528395), (415, 317037), (465, 282947), (487, 270165), (581, 226455), (651, 202105), (1085, 121263), (1245, 105679), (1461, 90055), (1743, 75485), (2435, 54033), (2573, 51135), (2905, 45291), (3255, 40421), (3409, 38595), (7305, 18011), (7719, 17045), (8715, 15097), (10227, 12865)]