2545218

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 6060600

約数和(自身を除く): 3515382

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 73, 78, 117, 146, 149, 219, 234, 298, 438, 447, 657, 894, 949, 1314, 1341, 1898, 1937, 2682, 2847, 3874, 5694, 5811, 8541, 10877, 11622, 17082, 17433, 21754, 32631, 34866, 65262, 97893, 141401, 195786, 282802, 424203, 848406, 1272609, 2545218]

約数ペア:

[(1, 2545218), (2, 1272609), (3, 848406), (6, 424203), (9, 282802), (13, 195786), (18, 141401), (26, 97893), (39, 65262), (73, 34866), (78, 32631), (117, 21754), (146, 17433), (149, 17082), (219, 11622), (234, 10877), (298, 8541), (438, 5811), (447, 5694), (657, 3874), (894, 2847), (949, 2682), (1314, 1937), (1341, 1898)]