28984212

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 76363560

約数和(自身を除く): 47379348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 73, 82, 123, 146, 164, 219, 246, 269, 292, 369, 438, 492, 538, 657, 738, 807, 876, 1076, 1314, 1476, 1614, 2421, 2628, 2993, 3228, 4842, 5986, 8979, 9684, 11029, 11972, 17958, 19637, 22058, 26937, 33087, 35916, 39274, 44116, 53874, 58911, 66174, 78548, 99261, 107748, 117822, 132348, 176733, 198522, 235644, 353466, 397044, 706932, 805117, 1610234, 2415351, 3220468, 4830702, 7246053, 9661404, 14492106, 28984212]

約数ペア:

[(1, 28984212), (2, 14492106), (3, 9661404), (4, 7246053), (6, 4830702), (9, 3220468), (12, 2415351), (18, 1610234), (36, 805117), (41, 706932), (73, 397044), (82, 353466), (123, 235644), (146, 198522), (164, 176733), (219, 132348), (246, 117822), (269, 107748), (292, 99261), (369, 78548), (438, 66174), (492, 58911), (538, 53874), (657, 44116), (738, 39274), (807, 35916), (876, 33087), (1076, 26937), (1314, 22058), (1476, 19637), (1614, 17958), (2421, 11972), (2628, 11029), (2993, 9684), (3228, 8979), (4842, 5986)]