2120744255

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{953}}^1$

素因数の和:1296

約数の個数: 48

約数和(自身を含む): 3069529344

約数和(自身を除く): 948785089

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 293, 953, 1085, 1465, 1519, 2051, 4765, 6671, 7595, 9083, 10255, 14357, 29543, 33355, 45415, 46697, 63581, 71785, 147715, 206801, 233485, 279229, 317905, 445067, 1034005, 1396145, 1447607, 1954603, 2225335, 7238035, 8656099, 9773015, 13682221, 43280495, 60592693, 68411105, 302963465, 424148851, 2120744255]

約数ペア:

[(1, 2120744255), (5, 424148851), (7, 302963465), (31, 68411105), (35, 60592693), (49, 43280495), (155, 13682221), (217, 9773015), (245, 8656099), (293, 7238035), (953, 2225335), (1085, 1954603), (1465, 1447607), (1519, 1396145), (2051, 1034005), (4765, 445067), (6671, 317905), (7595, 279229), (9083, 233485), (10255, 206801), (14357, 147715), (29543, 71785), (33355, 63581), (45415, 46697)]