28792988

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3583}}^1$

素因数の和:3642

約数の個数: 36

約数和(自身を含む): 60060672

約数和(自身を除く): 31267684

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 3583, 4018, 7166, 8036, 14332, 25081, 50162, 100324, 146903, 175567, 293806, 351134, 587612, 702268, 1028321, 2056642, 4113284, 7198247, 14396494, 28792988]

約数ペア:

[(1, 28792988), (2, 14396494), (4, 7198247), (7, 4113284), (14, 2056642), (28, 1028321), (41, 702268), (49, 587612), (82, 351134), (98, 293806), (164, 175567), (196, 146903), (287, 100324), (574, 50162), (1148, 25081), (2009, 14332), (3583, 8036), (4018, 7166)]