355432868

素因数分解:

$2^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 741565440

約数和(自身を除く): 386132572

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 127, 131, 196, 218, 254, 262, 436, 508, 524, 763, 889, 917, 1526, 1778, 1834, 3052, 3556, 3668, 5341, 6223, 6419, 10682, 12446, 12838, 13843, 14279, 16637, 21364, 24892, 25676, 27686, 28558, 33274, 55372, 57116, 66548, 96901, 99953, 116459, 193802, 199906, 232918, 387604, 399812, 465836, 678307, 699671, 815213, 1356614, 1399342, 1630426, 1813433, 2713228, 2798684, 3260852, 3626866, 7253732, 12694031, 25388062, 50776124, 88858217, 177716434, 355432868]

約数ペア:

[(1, 355432868), (2, 177716434), (4, 88858217), (7, 50776124), (14, 25388062), (28, 12694031), (49, 7253732), (98, 3626866), (109, 3260852), (127, 2798684), (131, 2713228), (196, 1813433), (218, 1630426), (254, 1399342), (262, 1356614), (436, 815213), (508, 699671), (524, 678307), (763, 465836), (889, 399812), (917, 387604), (1526, 232918), (1778, 199906), (1834, 193802), (3052, 116459), (3556, 99953), (3668, 96901), (5341, 66548), (6223, 57116), (6419, 55372), (10682, 33274), (12446, 28558), (12838, 27686), (13843, 25676), (14279, 24892), (16637, 21364)]