189589239

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1063}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 331968000

約数和(自身を除く): 142378761

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 149, 171, 399, 447, 1043, 1063, 1197, 1341, 2831, 3129, 3189, 7441, 8493, 9387, 9567, 19817, 20197, 22323, 25479, 59451, 60591, 66969, 141379, 158387, 178353, 181773, 424137, 475161, 1108709, 1272411, 1425483, 3009353, 3326127, 9028059, 9978381, 21065471, 27084177, 63196413, 189589239]

約数ペア:

[(1, 189589239), (3, 63196413), (7, 27084177), (9, 21065471), (19, 9978381), (21, 9028059), (57, 3326127), (63, 3009353), (133, 1425483), (149, 1272411), (171, 1108709), (399, 475161), (447, 424137), (1043, 181773), (1063, 178353), (1197, 158387), (1341, 141379), (2831, 66969), (3129, 60591), (3189, 59451), (7441, 25479), (8493, 22323), (9387, 20197), (9567, 19817)]