128996947

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3851}}^1$

素因数の和:3954

約数の個数: 16

約数和(自身を含む): 142369920

約数和(自身を除く): 13372973

約数列:

[1, 19, 41, 43, 779, 817, 1763, 3851, 33497, 73169, 157891, 165593, 2999929, 3146267, 6789313, 128996947]

約数ペア:

[(1, 128996947), (19, 6789313), (41, 3146267), (43, 2999929), (779, 165593), (817, 157891), (1763, 73169), (3851, 33497)]