28372806

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1861}}^1$

素因数の和:1898

約数の個数: 72

約数和(自身を含む): 77265552

約数和(自身を除く): 48892746

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 121, 126, 154, 198, 231, 242, 363, 462, 693, 726, 847, 1089, 1386, 1694, 1861, 2178, 2541, 3722, 5082, 5583, 7623, 11166, 13027, 15246, 16749, 20471, 26054, 33498, 39081, 40942, 61413, 78162, 117243, 122826, 143297, 184239, 225181, 234486, 286594, 368478, 429891, 450362, 675543, 859782, 1289673, 1351086, 1576267, 2026629, 2579346, 3152534, 4053258, 4728801, 9457602, 14186403, 28372806]

約数ペア:

[(1, 28372806), (2, 14186403), (3, 9457602), (6, 4728801), (7, 4053258), (9, 3152534), (11, 2579346), (14, 2026629), (18, 1576267), (21, 1351086), (22, 1289673), (33, 859782), (42, 675543), (63, 450362), (66, 429891), (77, 368478), (99, 286594), (121, 234486), (126, 225181), (154, 184239), (198, 143297), (231, 122826), (242, 117243), (363, 78162), (462, 61413), (693, 40942), (726, 39081), (847, 33498), (1089, 26054), (1386, 20471), (1694, 16749), (1861, 15246), (2178, 13027), (2541, 11166), (3722, 7623), (5082, 5583)]