197067759

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{21977}}^1$

素因数の和:22055

約数の個数: 24

約数和(自身を含む): 310681008

約数和(自身を除く): 113613249

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8967, 21977, 65931, 153839, 461517, 1076873, 1340597, 3230619, 4021791, 9384179, 28152537, 65689253, 197067759]

約数ペア:

[(1, 197067759), (3, 65689253), (7, 28152537), (21, 9384179), (49, 4021791), (61, 3230619), (147, 1340597), (183, 1076873), (427, 461517), (1281, 153839), (2989, 65931), (8967, 21977)]