187847091

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 297897600

約数和(自身を除く): 110050509

約数列:

[1, 3, 9, 19, 43, 57, 59, 129, 171, 177, 387, 433, 531, 817, 1121, 1299, 2451, 2537, 3363, 3897, 7353, 7611, 8227, 10089, 18619, 22833, 24681, 25547, 48203, 55857, 74043, 76641, 144609, 167571, 229923, 353761, 433827, 485393, 1061283, 1098521, 1456179, 3183849, 3295563, 4368537, 9886689, 20871899, 62615697, 187847091]

約数ペア:

[(1, 187847091), (3, 62615697), (9, 20871899), (19, 9886689), (43, 4368537), (57, 3295563), (59, 3183849), (129, 1456179), (171, 1098521), (177, 1061283), (387, 485393), (433, 433827), (531, 353761), (817, 229923), (1121, 167571), (1299, 144609), (2451, 76641), (2537, 74043), (3363, 55857), (3897, 48203), (7353, 25547), (7611, 24681), (8227, 22833), (10089, 18619)]