209468895

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{3761}}^1$

素因数の和:3895

約数の個数: 32

約数和(自身を含む): 346705920

約数和(自身を除く): 137237025

約数列:

[1, 3, 5, 15, 47, 79, 141, 235, 237, 395, 705, 1185, 3713, 3761, 11139, 11283, 18565, 18805, 55695, 56415, 176767, 297119, 530301, 883835, 891357, 1485595, 2651505, 4456785, 13964593, 41893779, 69822965, 209468895]

約数ペア:

[(1, 209468895), (3, 69822965), (5, 41893779), (15, 13964593), (47, 4456785), (79, 2651505), (141, 1485595), (235, 891357), (237, 883835), (395, 530301), (705, 297119), (1185, 176767), (3713, 56415), (3761, 55695), (11139, 18805), (11283, 18565)]