199810286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{907}}^1$

素因数の和:1188

約数の個数: 32

約数和(自身を含む): 333308640

約数和(自身を除く): 133498354

約数列:

[1, 2, 13, 26, 37, 74, 229, 458, 481, 907, 962, 1814, 2977, 5954, 8473, 11791, 16946, 23582, 33559, 67118, 110149, 207703, 220298, 415406, 436267, 872534, 2700139, 5400278, 7685011, 15370022, 99905143, 199810286]

約数ペア:

[(1, 199810286), (2, 99905143), (13, 15370022), (26, 7685011), (37, 5400278), (74, 2700139), (229, 872534), (458, 436267), (481, 415406), (907, 220298), (962, 207703), (1814, 110149), (2977, 67118), (5954, 33559), (8473, 23582), (11791, 16946)]