31585988

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5557}}^1$

素因数の和:5604

約数の個数: 36

約数和(自身を含む): 66529260

約数和(自身を除く): 34943272

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 5557, 5684, 11114, 22228, 38899, 77798, 155596, 161153, 272293, 322306, 544586, 644612, 1089172, 1128071, 2256142, 4512284, 7896497, 15792994, 31585988]

約数ペア:

[(1, 31585988), (2, 15792994), (4, 7896497), (7, 4512284), (14, 2256142), (28, 1128071), (29, 1089172), (49, 644612), (58, 544586), (98, 322306), (116, 272293), (196, 161153), (203, 155596), (406, 77798), (812, 38899), (1421, 22228), (2842, 11114), (5557, 5684)]