221296408

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{2699}}^1$

素因数の和:3019

約数の個数: 32

約数和(自身を含む): 427842000

約数和(自身を除く): 206545592

約数列:

[1, 2, 4, 8, 37, 74, 148, 277, 296, 554, 1108, 2216, 2699, 5398, 10249, 10796, 20498, 21592, 40996, 81992, 99863, 199726, 399452, 747623, 798904, 1495246, 2990492, 5980984, 27662051, 55324102, 110648204, 221296408]

約数ペア:

[(1, 221296408), (2, 110648204), (4, 55324102), (8, 27662051), (37, 5980984), (74, 2990492), (148, 1495246), (277, 798904), (296, 747623), (554, 399452), (1108, 199726), (2216, 99863), (2699, 81992), (5398, 40996), (10249, 21592), (10796, 20498)]