28401933

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 45216000

約数和(自身を除く): 16814067

約数列:

[1, 3, 7, 21, 29, 87, 149, 203, 313, 447, 609, 939, 1043, 2191, 3129, 4321, 6573, 9077, 12963, 27231, 30247, 46637, 63539, 90741, 139911, 190617, 326459, 979377, 1352473, 4057419, 9467311, 28401933]

約数ペア:

[(1, 28401933), (3, 9467311), (7, 4057419), (21, 1352473), (29, 979377), (87, 326459), (149, 190617), (203, 139911), (313, 90741), (447, 63539), (609, 46637), (939, 30247), (1043, 27231), (2191, 12963), (3129, 9077), (4321, 6573)]