189157215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1408

約数の個数: 64

約数和(自身を含む): 353396736

約数和(自身を除く): 164239521

約数列:

[1, 3, 5, 13, 15, 17, 39, 43, 51, 65, 85, 129, 195, 215, 221, 255, 559, 645, 663, 731, 1105, 1327, 1677, 2193, 2795, 3315, 3655, 3981, 6635, 8385, 9503, 10965, 17251, 19905, 22559, 28509, 47515, 51753, 57061, 67677, 86255, 112795, 142545, 171183, 258765, 285305, 293267, 338385, 741793, 855915, 879801, 970037, 1466335, 2225379, 2910111, 3708965, 4399005, 4850185, 11126895, 12610481, 14550555, 37831443, 63052405, 189157215]

約数ペア:

[(1, 189157215), (3, 63052405), (5, 37831443), (13, 14550555), (15, 12610481), (17, 11126895), (39, 4850185), (43, 4399005), (51, 3708965), (65, 2910111), (85, 2225379), (129, 1466335), (195, 970037), (215, 879801), (221, 855915), (255, 741793), (559, 338385), (645, 293267), (663, 285305), (731, 258765), (1105, 171183), (1327, 142545), (1677, 112795), (2193, 86255), (2795, 67677), (3315, 57061), (3655, 51753), (3981, 47515), (6635, 28509), (8385, 22559), (9503, 19905), (10965, 17251)]