61397985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 112285440

約数和(自身を除く): 50887455

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 89, 111, 113, 165, 185, 267, 339, 407, 445, 555, 565, 979, 1221, 1243, 1335, 1695, 2035, 2937, 3293, 3729, 4181, 4895, 6105, 6215, 9879, 10057, 12543, 14685, 16465, 18645, 20905, 30171, 36223, 45991, 49395, 50285, 62715, 108669, 110627, 137973, 150855, 181115, 229955, 331881, 372109, 543345, 553135, 689865, 1116327, 1659405, 1860545, 4093199, 5581635, 12279597, 20465995, 61397985]

約数ペア:

[(1, 61397985), (3, 20465995), (5, 12279597), (11, 5581635), (15, 4093199), (33, 1860545), (37, 1659405), (55, 1116327), (89, 689865), (111, 553135), (113, 543345), (165, 372109), (185, 331881), (267, 229955), (339, 181115), (407, 150855), (445, 137973), (555, 110627), (565, 108669), (979, 62715), (1221, 50285), (1243, 49395), (1335, 45991), (1695, 36223), (2035, 30171), (2937, 20905), (3293, 18645), (3729, 16465), (4181, 14685), (4895, 12543), (6105, 10057), (6215, 9879)]