28745535

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21059}}^1$

素因数の和:21087

約数の個数: 32

約数和(自身を含む): 56609280

約数和(自身を除く): 27863745

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 21059, 63177, 105295, 147413, 273767, 315885, 442239, 737065, 821301, 1368835, 1916369, 2211195, 4106505, 5749107, 9581845, 28745535]

約数ペア:

[(1, 28745535), (3, 9581845), (5, 5749107), (7, 4106505), (13, 2211195), (15, 1916369), (21, 1368835), (35, 821301), (39, 737065), (65, 442239), (91, 315885), (105, 273767), (195, 147413), (273, 105295), (455, 63177), (1365, 21059)]