211201398

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 482677440

約数和(自身を除く): 271476042

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 97, 122, 183, 194, 291, 366, 549, 582, 661, 873, 1098, 1322, 1647, 1746, 1983, 2619, 3294, 3966, 5238, 5917, 5949, 11834, 11898, 17751, 17847, 35502, 35694, 40321, 53253, 64117, 80642, 106506, 120963, 128234, 159759, 192351, 241926, 319518, 362889, 384702, 577053, 725778, 1088667, 1154106, 1731159, 2177334, 3462318, 3911137, 7822274, 11733411, 23466822, 35200233, 70400466, 105600699, 211201398]

約数ペア:

[(1, 211201398), (2, 105600699), (3, 70400466), (6, 35200233), (9, 23466822), (18, 11733411), (27, 7822274), (54, 3911137), (61, 3462318), (97, 2177334), (122, 1731159), (183, 1154106), (194, 1088667), (291, 725778), (366, 577053), (549, 384702), (582, 362889), (661, 319518), (873, 241926), (1098, 192351), (1322, 159759), (1647, 128234), (1746, 120963), (1983, 106506), (2619, 80642), (3294, 64117), (3966, 53253), (5238, 40321), (5917, 35694), (5949, 35502), (11834, 17847), (11898, 17751)]