13718971

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 17510400

約数和(自身を除く): 3791429

約数列:

[1, 7, 23, 37, 47, 49, 161, 259, 329, 343, 851, 1081, 1127, 1739, 1813, 2303, 5957, 7567, 7889, 12173, 12691, 16121, 39997, 41699, 52969, 85211, 279979, 291893, 370783, 596477, 1959853, 13718971]

約数ペア:

[(1, 13718971), (7, 1959853), (23, 596477), (37, 370783), (47, 291893), (49, 279979), (161, 85211), (259, 52969), (329, 41699), (343, 39997), (851, 16121), (1081, 12691), (1127, 12173), (1739, 7889), (1813, 7567), (2303, 5957)]