13647928

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 31334400

約数和(自身を除く): 17686472

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 101, 127, 133, 152, 202, 254, 266, 404, 508, 532, 707, 808, 889, 1016, 1064, 1414, 1778, 1919, 2413, 2828, 3556, 3838, 4826, 5656, 7112, 7676, 9652, 12827, 13433, 15352, 16891, 19304, 25654, 26866, 33782, 51308, 53732, 67564, 89789, 102616, 107464, 135128, 179578, 243713, 359156, 487426, 718312, 974852, 1705991, 1949704, 3411982, 6823964, 13647928]

約数ペア:

[(1, 13647928), (2, 6823964), (4, 3411982), (7, 1949704), (8, 1705991), (14, 974852), (19, 718312), (28, 487426), (38, 359156), (56, 243713), (76, 179578), (101, 135128), (127, 107464), (133, 102616), (152, 89789), (202, 67564), (254, 53732), (266, 51308), (404, 33782), (508, 26866), (532, 25654), (707, 19304), (808, 16891), (889, 15352), (1016, 13433), (1064, 12827), (1414, 9652), (1778, 7676), (1919, 7112), (2413, 5656), (2828, 4826), (3556, 3838)]