28127792

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 73090560

約数和(自身を除く): 44962768

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 79, 88, 112, 119, 136, 154, 158, 176, 187, 238, 272, 289, 308, 316, 374, 476, 553, 578, 616, 632, 748, 869, 952, 1106, 1156, 1232, 1264, 1309, 1343, 1496, 1738, 1904, 2023, 2212, 2312, 2618, 2686, 2992, 3179, 3476, 4046, 4424, 4624, 5236, 5372, 6083, 6358, 6952, 8092, 8848, 9401, 10472, 10744, 12166, 12716, 13904, 14773, 16184, 18802, 20944, 21488, 22253, 22831, 24332, 25432, 29546, 32368, 37604, 44506, 45662, 48664, 50864, 59092, 75208, 89012, 91324, 97328, 103411, 118184, 150416, 159817, 178024, 182648, 206822, 236368, 251141, 319634, 356048, 365296, 413644, 502282, 639268, 827288, 1004564, 1278536, 1654576, 1757987, 2009128, 2557072, 3515974, 4018256, 7031948, 14063896, 28127792]

約数ペア:

[(1, 28127792), (2, 14063896), (4, 7031948), (7, 4018256), (8, 3515974), (11, 2557072), (14, 2009128), (16, 1757987), (17, 1654576), (22, 1278536), (28, 1004564), (34, 827288), (44, 639268), (56, 502282), (68, 413644), (77, 365296), (79, 356048), (88, 319634), (112, 251141), (119, 236368), (136, 206822), (154, 182648), (158, 178024), (176, 159817), (187, 150416), (238, 118184), (272, 103411), (289, 97328), (308, 91324), (316, 89012), (374, 75208), (476, 59092), (553, 50864), (578, 48664), (616, 45662), (632, 44506), (748, 37604), (869, 32368), (952, 29546), (1106, 25432), (1156, 24332), (1232, 22831), (1264, 22253), (1309, 21488), (1343, 20944), (1496, 18802), (1738, 16184), (1904, 14773), (2023, 13904), (2212, 12716), (2312, 12166), (2618, 10744), (2686, 10472), (2992, 9401), (3179, 8848), (3476, 8092), (4046, 6952), (4424, 6358), (4624, 6083), (5236, 5372)]