51209244

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 135145920

約数和(自身を除く): 83936676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 181, 261, 271, 348, 362, 522, 542, 543, 724, 813, 1044, 1084, 1086, 1626, 1629, 2172, 2439, 3252, 3258, 4878, 5249, 6516, 7859, 9756, 10498, 15718, 15747, 20996, 23577, 31436, 31494, 47154, 47241, 49051, 62988, 70731, 94308, 94482, 98102, 141462, 147153, 188964, 196204, 282924, 294306, 441459, 588612, 882918, 1422479, 1765836, 2844958, 4267437, 5689916, 8534874, 12802311, 17069748, 25604622, 51209244]

約数ペア:

[(1, 51209244), (2, 25604622), (3, 17069748), (4, 12802311), (6, 8534874), (9, 5689916), (12, 4267437), (18, 2844958), (29, 1765836), (36, 1422479), (58, 882918), (87, 588612), (116, 441459), (174, 294306), (181, 282924), (261, 196204), (271, 188964), (348, 147153), (362, 141462), (522, 98102), (542, 94482), (543, 94308), (724, 70731), (813, 62988), (1044, 49051), (1084, 47241), (1086, 47154), (1626, 31494), (1629, 31436), (2172, 23577), (2439, 20996), (3252, 15747), (3258, 15718), (4878, 10498), (5249, 9756), (6516, 7859)]