253981884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1891

約数の個数: 96

約数和(自身を含む): 681891840

約数和(自身を除く): 427909956

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 31, 39, 52, 58, 62, 78, 87, 93, 116, 124, 156, 174, 186, 348, 372, 377, 403, 754, 806, 899, 1131, 1209, 1508, 1612, 1798, 1811, 2262, 2418, 2697, 3596, 3622, 4524, 4836, 5394, 5433, 7244, 10788, 10866, 11687, 21732, 23374, 23543, 35061, 46748, 47086, 52519, 56141, 70122, 70629, 94172, 105038, 112282, 140244, 141258, 157557, 168423, 210076, 224564, 282516, 315114, 336846, 630228, 673692, 682747, 729833, 1365494, 1459666, 1628089, 2048241, 2189499, 2730988, 2919332, 3256178, 4096482, 4378998, 4884267, 6512356, 8192964, 8757996, 9768534, 19537068, 21165157, 42330314, 63495471, 84660628, 126990942, 253981884]

約数ペア:

[(1, 253981884), (2, 126990942), (3, 84660628), (4, 63495471), (6, 42330314), (12, 21165157), (13, 19537068), (26, 9768534), (29, 8757996), (31, 8192964), (39, 6512356), (52, 4884267), (58, 4378998), (62, 4096482), (78, 3256178), (87, 2919332), (93, 2730988), (116, 2189499), (124, 2048241), (156, 1628089), (174, 1459666), (186, 1365494), (348, 729833), (372, 682747), (377, 673692), (403, 630228), (754, 336846), (806, 315114), (899, 282516), (1131, 224564), (1209, 210076), (1508, 168423), (1612, 157557), (1798, 141258), (1811, 140244), (2262, 112282), (2418, 105038), (2697, 94172), (3596, 70629), (3622, 70122), (4524, 56141), (4836, 52519), (5394, 47086), (5433, 46748), (7244, 35061), (10788, 23543), (10866, 23374), (11687, 21732)]