12781552

素因数分解:

$2^4\times 7^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 80

約数和(自身を含む): 30801600

約数和(自身を除く): 18020048

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 137, 196, 238, 272, 274, 343, 392, 476, 548, 686, 784, 833, 952, 959, 1096, 1372, 1666, 1904, 1918, 2192, 2329, 2744, 3332, 3836, 4658, 5488, 5831, 6664, 6713, 7672, 9316, 11662, 13328, 13426, 15344, 16303, 18632, 23324, 26852, 32606, 37264, 46648, 46991, 53704, 65212, 93296, 93982, 107408, 114121, 130424, 187964, 228242, 260848, 375928, 456484, 751856, 798847, 912968, 1597694, 1825936, 3195388, 6390776, 12781552]

約数ペア:

[(1, 12781552), (2, 6390776), (4, 3195388), (7, 1825936), (8, 1597694), (14, 912968), (16, 798847), (17, 751856), (28, 456484), (34, 375928), (49, 260848), (56, 228242), (68, 187964), (98, 130424), (112, 114121), (119, 107408), (136, 93982), (137, 93296), (196, 65212), (238, 53704), (272, 46991), (274, 46648), (343, 37264), (392, 32606), (476, 26852), (548, 23324), (686, 18632), (784, 16303), (833, 15344), (952, 13426), (959, 13328), (1096, 11662), (1372, 9316), (1666, 7672), (1904, 6713), (1918, 6664), (2192, 5831), (2329, 5488), (2744, 4658), (3332, 3836)]