28998956

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 31964884

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 71, 116, 142, 203, 284, 406, 497, 503, 812, 994, 1006, 1988, 2012, 2059, 3521, 4118, 7042, 8236, 14084, 14413, 14587, 28826, 29174, 35713, 57652, 58348, 71426, 102109, 142852, 204218, 249991, 408436, 499982, 999964, 1035677, 2071354, 4142708, 7249739, 14499478, 28998956]

約数ペア:

[(1, 28998956), (2, 14499478), (4, 7249739), (7, 4142708), (14, 2071354), (28, 1035677), (29, 999964), (58, 499982), (71, 408436), (116, 249991), (142, 204218), (203, 142852), (284, 102109), (406, 71426), (497, 58348), (503, 57652), (812, 35713), (994, 29174), (1006, 28826), (1988, 14587), (2012, 14413), (2059, 14084), (3521, 8236), (4118, 7042)]