81474456

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2389}}^1$

素因数の和:2441

約数の個数: 96

約数和(自身を含む): 245214000

約数和(自身を除く): 163739544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 49, 56, 58, 84, 87, 98, 116, 147, 168, 174, 196, 203, 232, 294, 348, 392, 406, 588, 609, 696, 812, 1176, 1218, 1421, 1624, 2389, 2436, 2842, 4263, 4778, 4872, 5684, 7167, 8526, 9556, 11368, 14334, 16723, 17052, 19112, 28668, 33446, 34104, 50169, 57336, 66892, 69281, 100338, 117061, 133784, 138562, 200676, 207843, 234122, 277124, 351183, 401352, 415686, 468244, 484967, 554248, 702366, 831372, 936488, 969934, 1404732, 1454901, 1662744, 1939868, 2809464, 2909802, 3394769, 3879736, 5819604, 6789538, 10184307, 11639208, 13579076, 20368614, 27158152, 40737228, 81474456]

約数ペア:

[(1, 81474456), (2, 40737228), (3, 27158152), (4, 20368614), (6, 13579076), (7, 11639208), (8, 10184307), (12, 6789538), (14, 5819604), (21, 3879736), (24, 3394769), (28, 2909802), (29, 2809464), (42, 1939868), (49, 1662744), (56, 1454901), (58, 1404732), (84, 969934), (87, 936488), (98, 831372), (116, 702366), (147, 554248), (168, 484967), (174, 468244), (196, 415686), (203, 401352), (232, 351183), (294, 277124), (348, 234122), (392, 207843), (406, 200676), (588, 138562), (609, 133784), (696, 117061), (812, 100338), (1176, 69281), (1218, 66892), (1421, 57336), (1624, 50169), (2389, 34104), (2436, 33446), (2842, 28668), (4263, 19112), (4778, 17052), (4872, 16723), (5684, 14334), (7167, 11368), (8526, 9556)]