631902994496

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{139063159}}^1$

素因数の和:139063242

約数の個数: 28

約数和(自身を含む): 1271593535040

約数和(自身を除く): 639690540544

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4544, 139063159, 278126318, 556252636, 1112505272, 2225010544, 4450021088, 8900042176, 9873484289, 19746968578, 39493937156, 78987874312, 157975748624, 315951497248, 631902994496]

約数ペア:

[(1, 631902994496), (2, 315951497248), (4, 157975748624), (8, 78987874312), (16, 39493937156), (32, 19746968578), (64, 9873484289), (71, 8900042176), (142, 4450021088), (284, 2225010544), (568, 1112505272), (1136, 556252636), (2272, 278126318), (4544, 139063159)]