66604215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 121305600

約数和(自身を除く): 54701385

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 59, 85, 95, 177, 233, 255, 285, 295, 323, 699, 885, 969, 1003, 1121, 1165, 1615, 3009, 3363, 3495, 3961, 4427, 4845, 5015, 5605, 11883, 13281, 13747, 15045, 16815, 19057, 19805, 22135, 41241, 57171, 59415, 66405, 68735, 75259, 95285, 206205, 225777, 233699, 261193, 285855, 376295, 701097, 783579, 1128885, 1168495, 1305965, 3505485, 3917895, 4440281, 13320843, 22201405, 66604215]

約数ペア:

[(1, 66604215), (3, 22201405), (5, 13320843), (15, 4440281), (17, 3917895), (19, 3505485), (51, 1305965), (57, 1168495), (59, 1128885), (85, 783579), (95, 701097), (177, 376295), (233, 285855), (255, 261193), (285, 233699), (295, 225777), (323, 206205), (699, 95285), (885, 75259), (969, 68735), (1003, 66405), (1121, 59415), (1165, 57171), (1615, 41241), (3009, 22135), (3363, 19805), (3495, 19057), (3961, 16815), (4427, 15045), (4845, 13747), (5015, 13281), (5605, 11883)]