1340955

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 80

約数和(自身を含む): 3066624

約数和(自身を除く): 1725669

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 43, 45, 55, 63, 77, 81, 99, 105, 129, 135, 165, 189, 215, 231, 297, 301, 315, 385, 387, 405, 473, 495, 567, 645, 693, 891, 903, 945, 1155, 1161, 1419, 1485, 1505, 1935, 2079, 2365, 2709, 2835, 3311, 3465, 3483, 4257, 4455, 4515, 5805, 6237, 7095, 8127, 9933, 10395, 12771, 13545, 16555, 17415, 21285, 24381, 29799, 31185, 38313, 40635, 49665, 63855, 89397, 121905, 148995, 191565, 268191, 446985, 1340955]

約数ペア:

[(1, 1340955), (3, 446985), (5, 268191), (7, 191565), (9, 148995), (11, 121905), (15, 89397), (21, 63855), (27, 49665), (33, 40635), (35, 38313), (43, 31185), (45, 29799), (55, 24381), (63, 21285), (77, 17415), (81, 16555), (99, 13545), (105, 12771), (129, 10395), (135, 9933), (165, 8127), (189, 7095), (215, 6237), (231, 5805), (297, 4515), (301, 4455), (315, 4257), (385, 3483), (387, 3465), (405, 3311), (473, 2835), (495, 2709), (567, 2365), (645, 2079), (693, 1935), (891, 1505), (903, 1485), (945, 1419), (1155, 1161)]