28722988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{33091}}^1$

素因数の和:33133

約数の個数: 24

約数和(自身を含む): 59300864

約数和(自身を除く): 30577876

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 33091, 66182, 132364, 231637, 463274, 926548, 1025821, 2051642, 4103284, 7180747, 14361494, 28722988]

約数ペア:

[(1, 28722988), (2, 14361494), (4, 7180747), (7, 4103284), (14, 2051642), (28, 1025821), (31, 926548), (62, 463274), (124, 231637), (217, 132364), (434, 66182), (868, 33091)]