31073007

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 51464160

約数和(自身を除く): 20391153

約数列:

[1, 3, 7, 21, 29, 37, 49, 87, 111, 147, 197, 203, 259, 591, 609, 777, 1073, 1379, 1421, 1813, 3219, 4137, 4263, 5439, 5713, 7289, 7511, 9653, 17139, 21867, 22533, 28959, 39991, 51023, 52577, 119973, 153069, 157731, 211381, 279937, 357161, 634143, 839811, 1071483, 1479667, 4439001, 10357669, 31073007]

約数ペア:

[(1, 31073007), (3, 10357669), (7, 4439001), (21, 1479667), (29, 1071483), (37, 839811), (49, 634143), (87, 357161), (111, 279937), (147, 211381), (197, 157731), (203, 153069), (259, 119973), (591, 52577), (609, 51023), (777, 39991), (1073, 28959), (1379, 22533), (1421, 21867), (1813, 17139), (3219, 9653), (4137, 7511), (4263, 7289), (5439, 5713)]