261729212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 497871360

約数和(自身を除く): 236142148

約数列:

[1, 2, 4, 17, 34, 68, 79, 83, 158, 166, 316, 332, 587, 1174, 1343, 1411, 2348, 2686, 2822, 5372, 5644, 6557, 9979, 13114, 19958, 26228, 39916, 46373, 48721, 92746, 97442, 111469, 185492, 194884, 222938, 445876, 788341, 828257, 1576682, 1656514, 3153364, 3313028, 3848959, 7697918, 15395836, 65432303, 130864606, 261729212]

約数ペア:

[(1, 261729212), (2, 130864606), (4, 65432303), (17, 15395836), (34, 7697918), (68, 3848959), (79, 3313028), (83, 3153364), (158, 1656514), (166, 1576682), (316, 828257), (332, 788341), (587, 445876), (1174, 222938), (1343, 194884), (1411, 185492), (2348, 111469), (2686, 97442), (2822, 92746), (5372, 48721), (5644, 46373), (6557, 39916), (9979, 26228), (13114, 19958)]