12816972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 37363872

約数和(自身を除く): 24546900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 181, 252, 281, 362, 543, 562, 724, 843, 1086, 1124, 1267, 1629, 1686, 1967, 2172, 2529, 2534, 3258, 3372, 3801, 3934, 5058, 5068, 5901, 6516, 7602, 7868, 10116, 11403, 11802, 15204, 17703, 22806, 23604, 35406, 45612, 50861, 70812, 101722, 152583, 203444, 305166, 356027, 457749, 610332, 712054, 915498, 1068081, 1424108, 1830996, 2136162, 3204243, 4272324, 6408486, 12816972]

約数ペア:

[(1, 12816972), (2, 6408486), (3, 4272324), (4, 3204243), (6, 2136162), (7, 1830996), (9, 1424108), (12, 1068081), (14, 915498), (18, 712054), (21, 610332), (28, 457749), (36, 356027), (42, 305166), (63, 203444), (84, 152583), (126, 101722), (181, 70812), (252, 50861), (281, 45612), (362, 35406), (543, 23604), (562, 22806), (724, 17703), (843, 15204), (1086, 11802), (1124, 11403), (1267, 10116), (1629, 7868), (1686, 7602), (1967, 6516), (2172, 5901), (2529, 5068), (2534, 5058), (3258, 3934), (3372, 3801)]