15984684

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 42653520

約数和(自身を除く): 26668836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 61, 87, 116, 122, 174, 183, 244, 251, 261, 348, 366, 502, 522, 549, 732, 753, 1004, 1044, 1098, 1506, 1769, 2196, 2259, 3012, 3538, 4518, 5307, 7076, 7279, 9036, 10614, 14558, 15311, 15921, 21228, 21837, 29116, 30622, 31842, 43674, 45933, 61244, 63684, 65511, 87348, 91866, 131022, 137799, 183732, 262044, 275598, 444019, 551196, 888038, 1332057, 1776076, 2664114, 3996171, 5328228, 7992342, 15984684]

約数ペア:

[(1, 15984684), (2, 7992342), (3, 5328228), (4, 3996171), (6, 2664114), (9, 1776076), (12, 1332057), (18, 888038), (29, 551196), (36, 444019), (58, 275598), (61, 262044), (87, 183732), (116, 137799), (122, 131022), (174, 91866), (183, 87348), (244, 65511), (251, 63684), (261, 61244), (348, 45933), (366, 43674), (502, 31842), (522, 30622), (549, 29116), (732, 21837), (753, 21228), (1004, 15921), (1044, 15311), (1098, 14558), (1506, 10614), (1769, 9036), (2196, 7279), (2259, 7076), (3012, 5307), (3538, 4518)]