42691155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 77578368

約数和(自身を除く): 34887213

約数列:

[1, 3, 5, 13, 15, 37, 39, 61, 65, 97, 111, 183, 185, 195, 291, 305, 481, 485, 555, 793, 915, 1261, 1443, 1455, 2257, 2379, 2405, 3589, 3783, 3965, 5917, 6305, 6771, 7215, 10767, 11285, 11895, 17751, 17945, 18915, 29341, 29585, 33855, 46657, 53835, 76921, 88023, 88755, 139971, 146705, 218929, 230763, 233285, 384605, 440115, 656787, 699855, 1094645, 1153815, 2846077, 3283935, 8538231, 14230385, 42691155]

約数ペア:

[(1, 42691155), (3, 14230385), (5, 8538231), (13, 3283935), (15, 2846077), (37, 1153815), (39, 1094645), (61, 699855), (65, 656787), (97, 440115), (111, 384605), (183, 233285), (185, 230763), (195, 218929), (291, 146705), (305, 139971), (481, 88755), (485, 88023), (555, 76921), (793, 53835), (915, 46657), (1261, 33855), (1443, 29585), (1455, 29341), (2257, 18915), (2379, 17945), (2405, 17751), (3589, 11895), (3783, 11285), (3965, 10767), (5917, 7215), (6305, 6771)]