2071272385

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1523}}^1$

素因数の和:1623

約数の個数: 64

約数和(自身を含む): 3174796800

約数和(自身を除く): 1103524415

約数列:

[1, 5, 7, 13, 35, 49, 61, 65, 91, 245, 305, 343, 427, 455, 637, 793, 1523, 1715, 2135, 2989, 3185, 3965, 4459, 5551, 7615, 10661, 14945, 19799, 20923, 22295, 27755, 38857, 53305, 74627, 92903, 98995, 104615, 138593, 194285, 271999, 373135, 464515, 522389, 650321, 692965, 970151, 1207739, 1359995, 2611945, 3251605, 4552247, 4850755, 6038695, 6791057, 8454173, 22761235, 31865729, 33955285, 42270865, 59179211, 159328645, 295896055, 414254477, 2071272385]

約数ペア:

[(1, 2071272385), (5, 414254477), (7, 295896055), (13, 159328645), (35, 59179211), (49, 42270865), (61, 33955285), (65, 31865729), (91, 22761235), (245, 8454173), (305, 6791057), (343, 6038695), (427, 4850755), (455, 4552247), (637, 3251605), (793, 2611945), (1523, 1359995), (1715, 1207739), (2135, 970151), (2989, 692965), (3185, 650321), (3965, 522389), (4459, 464515), (5551, 373135), (7615, 271999), (10661, 194285), (14945, 138593), (19799, 104615), (20923, 98995), (22295, 92903), (27755, 74627), (38857, 53305)]