12741248

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 96

約数和(自身を含む): 29865600

約数和(自身を除く): 17124352

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 128, 152, 169, 208, 247, 248, 304, 338, 403, 416, 494, 496, 589, 608, 676, 806, 832, 988, 992, 1178, 1216, 1352, 1612, 1664, 1976, 1984, 2356, 2432, 2704, 3211, 3224, 3952, 3968, 4712, 5239, 5408, 6422, 6448, 7657, 7904, 9424, 10478, 10816, 12844, 12896, 15314, 15808, 18848, 20956, 21632, 25688, 25792, 30628, 31616, 37696, 41912, 51376, 51584, 61256, 75392, 83824, 99541, 102752, 122512, 167648, 199082, 205504, 245024, 335296, 398164, 411008, 490048, 670592, 796328, 980096, 1592656, 3185312, 6370624, 12741248]

約数ペア:

[(1, 12741248), (2, 6370624), (4, 3185312), (8, 1592656), (13, 980096), (16, 796328), (19, 670592), (26, 490048), (31, 411008), (32, 398164), (38, 335296), (52, 245024), (62, 205504), (64, 199082), (76, 167648), (104, 122512), (124, 102752), (128, 99541), (152, 83824), (169, 75392), (208, 61256), (247, 51584), (248, 51376), (304, 41912), (338, 37696), (403, 31616), (416, 30628), (494, 25792), (496, 25688), (589, 21632), (608, 20956), (676, 18848), (806, 15808), (832, 15314), (988, 12896), (992, 12844), (1178, 10816), (1216, 10478), (1352, 9424), (1612, 7904), (1664, 7657), (1976, 6448), (1984, 6422), (2356, 5408), (2432, 5239), (2704, 4712), (3211, 3968), (3224, 3952)]