28152537

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21977}}^1$

素因数の和:22048

約数の個数: 16

約数和(自身を含む): 43604352

約数和(自身を除く): 15451815

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 21977, 65931, 153839, 461517, 1340597, 4021791, 9384179, 28152537]

約数ペア:

[(1, 28152537), (3, 9384179), (7, 4021791), (21, 1340597), (61, 461517), (183, 153839), (427, 65931), (1281, 21977)]