200718539

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 248709120

約数和(自身を除く): 47990581

約数列:

[1, 7, 23, 43, 79, 161, 301, 367, 553, 989, 1817, 2569, 3397, 6923, 8441, 12719, 15781, 23779, 28993, 59087, 78131, 110467, 202951, 362963, 546917, 666839, 1246699, 2540741, 4667873, 8726893, 28674077, 200718539]

約数ペア:

[(1, 200718539), (7, 28674077), (23, 8726893), (43, 4667873), (79, 2540741), (161, 1246699), (301, 666839), (367, 546917), (553, 362963), (989, 202951), (1817, 110467), (2569, 78131), (3397, 59087), (6923, 28993), (8441, 23779), (12719, 15781)]