1277451882

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{389}}^2$

素因数の和:860

約数の個数: 72

約数和(自身を含む): 3218700576

約数和(自身を除く): 1941248694

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 389, 402, 469, 603, 778, 938, 1167, 1206, 1407, 2334, 2723, 2814, 3501, 4221, 5446, 7002, 8169, 8442, 16338, 24507, 26063, 49014, 52126, 78189, 151321, 156378, 182441, 234567, 302642, 364882, 453963, 469134, 547323, 907926, 1059247, 1094646, 1361889, 1641969, 2118494, 2723778, 3177741, 3283938, 6355482, 9533223, 10138507, 19066446, 20277014, 30415521, 60831042, 70969549, 91246563, 141939098, 182493126, 212908647, 425817294, 638725941, 1277451882]

約数ペア:

[(1, 1277451882), (2, 638725941), (3, 425817294), (6, 212908647), (7, 182493126), (9, 141939098), (14, 91246563), (18, 70969549), (21, 60831042), (42, 30415521), (63, 20277014), (67, 19066446), (126, 10138507), (134, 9533223), (201, 6355482), (389, 3283938), (402, 3177741), (469, 2723778), (603, 2118494), (778, 1641969), (938, 1361889), (1167, 1094646), (1206, 1059247), (1407, 907926), (2334, 547323), (2723, 469134), (2814, 453963), (3501, 364882), (4221, 302642), (5446, 234567), (7002, 182441), (8169, 156378), (8442, 151321), (16338, 78189), (24507, 52126), (26063, 49014)]