1397472410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{85577}}^1$

素因数の和:85678

約数の個数: 32

約数和(自身を含む): 2661818112

約数和(自身を除く): 1264345702

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 16330, 85577, 171154, 427885, 855770, 1968271, 3936542, 6075967, 9841355, 12151934, 19682710, 30379835, 60759670, 139747241, 279494482, 698736205, 1397472410]

約数ペア:

[(1, 1397472410), (2, 698736205), (5, 279494482), (10, 139747241), (23, 60759670), (46, 30379835), (71, 19682710), (115, 12151934), (142, 9841355), (230, 6075967), (355, 3936542), (710, 1968271), (1633, 855770), (3266, 427885), (8165, 171154), (16330, 85577)]