28085724

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{13687}}^1$

素因数の和:13719

約数の個数: 48

約数和(自身を含む): 76652800

約数和(自身を除く): 48567076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 13687, 27374, 41061, 54748, 82122, 123183, 164244, 246366, 260053, 369549, 492732, 520106, 739098, 780159, 1040212, 1478196, 1560318, 2340477, 3120636, 4680954, 7021431, 9361908, 14042862, 28085724]

約数ペア:

[(1, 28085724), (2, 14042862), (3, 9361908), (4, 7021431), (6, 4680954), (9, 3120636), (12, 2340477), (18, 1560318), (19, 1478196), (27, 1040212), (36, 780159), (38, 739098), (54, 520106), (57, 492732), (76, 369549), (108, 260053), (114, 246366), (171, 164244), (228, 123183), (342, 82122), (513, 54748), (684, 41061), (1026, 27374), (2052, 13687)]