259355876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6823}}^1$

素因数の和:6900

約数の個数: 48

約数和(自身を含む): 529651584

約数和(自身を除く): 270295708

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 221, 442, 559, 731, 884, 1118, 1462, 2236, 2924, 6823, 9503, 13646, 19006, 27292, 38012, 88699, 115991, 177398, 231982, 293389, 354796, 463964, 586778, 1173556, 1507883, 3015766, 3814057, 4987613, 6031532, 7628114, 9975226, 15256228, 19950452, 64838969, 129677938, 259355876]

約数ペア:

[(1, 259355876), (2, 129677938), (4, 64838969), (13, 19950452), (17, 15256228), (26, 9975226), (34, 7628114), (43, 6031532), (52, 4987613), (68, 3814057), (86, 3015766), (172, 1507883), (221, 1173556), (442, 586778), (559, 463964), (731, 354796), (884, 293389), (1118, 231982), (1462, 177398), (2236, 115991), (2924, 88699), (6823, 38012), (9503, 27292), (13646, 19006)]