28509537

素因数分解:

$3^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{2699}}^1$

素因数の和:3212

約数の個数: 16

約数和(自身を含む): 43545600

約数和(自身を除く): 15036063

約数列:

[1, 3, 7, 21, 503, 1509, 2699, 3521, 8097, 10563, 18893, 56679, 1357597, 4072791, 9503179, 28509537]

約数ペア:

[(1, 28509537), (3, 9503179), (7, 4072791), (21, 1357597), (503, 56679), (1509, 18893), (2699, 10563), (3521, 8097)]